41st Annual Grammy Awards - Show

Steven Tyler of Aerosmith performing on the 41st Annual Grammy Awards in Los Angeles. Photo by Frank Micelotta/Getty Images.

Wango Tango at Dodger Stadium Day 2

Aerosmith at KIIS-FM's 'Wango Tango' two day concert series at Dodger Stadium in Los Angeles, Ca. 6/16/01.Photo by Kevin Winter/Getty Images.

mtvICON: Aerosmith - Show

Aerosmith guitarist Joe Perry performing on the 2002 mtvICON show honoring Aerosmith at Sony Studios in Los Angeles, Ca., 4/14/02. Photo by Frank Micelotta/ImageDirect.

Wango Tango at Dodger Stadium Day 2

Aerosmith at KIIS-FM's 'Wango Tango' two day concert series at Dodger Stadium in Los Angeles, Ca. 6/16/01.Photo by Kevin Winter/Getty Images.

mtvICON: Aerosmith - Show

Aerosmith singer Steven Tyler and guitarist Joe Perry performing on the 2002 mtvICON show honoring Aerosmith at Sony Studios in Los Angeles, Ca., 4/14/02. Photo by Frank Micelotta/ImageDirect.

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith singer Steven Tyler and guitarist Joe Perry rehearse for the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend a concert featuring Britney Spears, Blige, Aerosmith, Good Charlotte and Aretha Franklin, September 4, 2003 in Washington, DC. (Photo by Frank Micelotta/Getty Images)

mtvICON: Aerosmith - Show

Aerosmith guitarist Joe Perry performing on the 2002 mtvICON show honoring Aerosmith at Sony Studios in Los Angeles, Ca., 4/14/02. Photo by Frank Micelotta/ImageDirect.

mtvICON: Aerosmith - Show

Aerosmith singer Steven Tyler performing on the 2002 mtvICON show honoring Aerosmith at Sony Studios in Los Angeles, Ca., 4/14/02. Photo by Frank Micelotta/ImageDirect.

mtvICON: Aerosmith - Show

Shakira and Steven Tyler at the mtvICON: Aerosmith held at Sony Studios in Los Angeles, Ca., April 14, 2002. (photo by Frank Micelotta/Getty Images)

Steven Tyler Joe Perry

WASHINGTON - SEPTEMBER 4: Aerosmith lead singer Steven Tyler and guitarist Joe Perry performs on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

United We Stand-Show

Aerosmith onstage performing at the United We Stand: What More Can I Give? Concert a music benefit in the Nation's Capital to raise money in support of the recovery efforts from the September 11th attacks on America. The proceeds will go to various relief funds. October 21, 2001 (Photo: Scott Gries/ImageDirect)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith performs on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith guitarist Joe Perry performs on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith performs on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith singer Steven Tyler (L) and guitarists Joe Perry (R) and Brad Whitford (C) perform on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith lead singer Steven Tyler performs on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith singer Steven Tyler (C) and guitarists Joe Perry (R) and Brad Whitford perform on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Super Bowl XXXVIII: Panthers v Patriots

HOUSTON, TX - FEBRUARY 1: Steven Tyler (left) and Joe Perry of Aerosmith perform prior to the start of Super Bowl XXXVIII between the New England Patriots and the Carolina Panthers at Reliant Stadium on February 1, 2004 in Houston, Texas. (Photo by Andy Lyons/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Singer Mary J. Blige and rapper Method Man perform on the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend the concert featuring Britney Spears, Mary J. Blige, Aerosmith, Good Charlotte and Aretha Franklin. (Photo by Frank Micelotta/Getty Images)

Kid Rock And Aerosmith

NEW YORK - SEPTEMBER 7: Kid Rock performing with Run DMC, Steven Tyler, and Joe Perry during the 1999 MTV Music Video Awards at the Metropolitan Opera House, Lincoln Center in New York City on September 9, 1999. Photo by Frank Micelotta/Getty Images.

Super Bowl XXXVIII: Pre-Game Show

HOUSTON, TX - FEBRUARY 1: Singer Steven Tyler of Aerosmith performs during the pre-game show prior to the start of Super Bowl XXXVIII between the New England Patriots and the Carolina Panthers at Reliant Stadium on February 1, 2004 in Houston, Texas. (Photo by Frank Micelotta/Getty Images)

Super Bowl XXXVIII: Pre-Game Show

HOUSTON, TX - FEBRUARY 1: Steven Tyler (left) and Joe Perry of Aerosmith perform during the pre-game show prior to the start of Super Bowl XXXVIII between the New England Patriots and the Carolina Panthers at Reliant Stadium on February 1, 2004 in Houston, Texas. (Photo by Andy Lyons/Getty Images)

The rock group Aerosmith and singer Britney Spears

TAMPA, UNITED STATES: The rock group Aerosmith and singer Britney Spears (C-R) and Nsync perform during the halftime show at the Super Bowl XXXV 28 January, 2001 at Raymond James Stadium in Tampa, Florida. The Baltimore Ravens and New York Giants are playing for the NFL championship. AFP PHOTO/Jeff HAYNES (Photo credit should read JEFF HAYNES/AFP/Getty Images)

Super Bowl XXXVIII: Panthers v Patriots

HOUSTON, TX - FEBRUARY 1: Steven Tyler of Aerosmith performs prior to the start of Super Bowl XXXVIII between the New England Patriots and the Carolina Panthers at Reliant Stadium on February 1, 2004 in Houston, Texas. (Photo by Andy Lyons/Getty Images)

Steven Tyler of Aerosmith performs 21 October 2001

WASHINGTON, UNITED STATES: Steven Tyler of Aerosmith performs 21 October 2001 during the United We Stand concert at Robert F. Kennedy Stadium in Washington, DC. The sold-out concert will donate proceeds to the victims of the 11 September 2001 terrorist attacks. AFP Photo/SHAWN THEW (Photo credit should read SHAWN THEW/AFP/Getty Images)

Aerosmith Plays The Hard Rock Cafe

LONDON - FEBRUARY 19: (UK TABLOID NEWSPAPERS OUT) Aerosmith frontman Steven Tyler performs on stage at an exclusive gig to promote 'Hyde Park Calling' at The Hard Rock Cafe on February 19, 2007 in London, England. The event, presented by Hard Rock, is set to take place on June 23 and 24 this year and the band will headline on the second of the two days at their first UK concert date in 8 years. (Photo by Claire Greenway/Getty Images)

Steve Tyler (L) of "Aerosmith" performs at the 28t

LOS ANGELES, UNITED STATES: Steve Tyler (L) of "Aerosmith" performs at the 28th Annual American Music Awards 08 January 2001 in Los Angeles, CA. AFP PHOTO/VINCE BUCCI (Photo credit should read Vince Bucci/AFP/Getty Images)

Conde Nast Media Group Presents Fashion Rocks - Show

NEW YORK - SEPTEMBER 06: Singers Fergie and Steven Tyler of Aerosmith perform onstage at the Conde Nast Media Group's Fourth Annual Fashion Rocks Concert at Radio City Music Hall September 6, 2007 in New York City. (Photo by Bryan Bedder/Getty Images)

Arrivals At The Brit Awards 2007

LONDON - FEBRUARY 14: Singer Steve Tyler (R) of Aerosmith and guest arrives at the BRIT Awards 2007 in association with MasterCard at Earls Court on February 14, 2007 in London. (Photo by Gareth Cattermole/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 02: Aerosmith guitarist Joe Perry performs during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary October 2, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 02: Aerosmith guitarist Joe Perry performs during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary October 2, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 02: Aerosmith guitarist Joe Perry performs during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary October 2, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Steven Tyler of the rock group Aerosmith performs

TAMPA, UNITED STATES: Steven Tyler of the rock group Aerosmith performs during the halftime show at Super Bowl XXXV 28 January 2001 at Raymond James Stadium in Tampa, Florida. The New York Giants and the Baltimore Ravens are playing for the NFL championship. AFP PHOTO/Don EMMERT (Photo credit should read DON EMMERT/AFP/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 02: Aerosmith guitarist Joe Perry plays a Gibson guitar with an image of his wife Billie Perry on it as he performs during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary October 2, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 03: Aerosmith guitarist Joe Perry (L) and guitarist Slash perform during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary early on October 3, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Lead vocalist of rock band Aerosmith, St

Bangalore, INDIA: Lead vocalist of rock band Aerosmith, Steven Tyler (R) and guitarist Joe Perry perform in the high-tech city of Bangalore, 02 June 2007. Thousands of music lovers gathered to enjoy the late '70s band Aerosmith's first ever concert in the country as part of their world tour. AFP PHOTO/Dibyangshu SARKAR (Photo credit should read DIBYANGSHU SARKAR/AFP/Getty Images)

Aerosmith

WASHINGTON - SEPTEMBER 4: Aerosmith singer Steven Tyler and guitarist Joe Perry rehearse for the 2003 "NFL Kickoff Live from the National Mall" September 4, 2003 in Washington, DC. Thousands of American military personnel will attend a concert featuring Britney Spears, Blige, Aerosmith, Good Charlotte and Aretha Franklin, September 4, 2003 in Washington, DC. (Photo by Frank Micelotta/Getty Images)

Aerosmith lead singer Steven Tyler performs at the

WASHINGTON, UNITED STATES: Aerosmith lead singer Steven Tyler performs at the United We Stand concert 21 October 2001 at RFK Stadium in Washington, DC. The sold-out concert will donate proceeds to the victims of the 11 September 2001 terrorist attacks. AFP Photo/Paul J. Richards (Photo credit should read PAUL J. RICHARDS/AFP/Getty Images)

Aerosmith And The J. Geils Band In Concert At Fenway Park

BOSTON - AUGUST 14: Steven Tyler of Aerosmith performs at Fenway Park on August 14, 2010 in Boston, Massachusetts. (Photo by John W. Ferguson/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 03: Aerosmith guitarist Joe Perry performs during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary early on October 3, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Mirage 20th Anniversary Concert With Slash And Friends

LAS VEGAS - OCTOBER 02: Aerosmith guitarist Joe Perry performs during a concert at the Bare Pool Lounge at the Mirage Hotel & Casino to celebrate the resort's 20th anniversary October 2, 2009 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Steven Tyler (L) and Carrie Underwood perform during the 46th Annual Academy of Country Music Awards at the MGM Grand Garden Arena April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

Steven Tyler Of Aerosmith Appears At Studio 54

LAS VEGAS - AUGUST 01: Aerosmith singer Steven Tyler (R) attends an after concert party at Studio 54 inside the MGM Grand Hotel/Casino early August 1, 2010 in Las Vegas, Nevada. (Photo by David Becker/Getty Images for Studio 54)

Rock Stars of Science Hosted by Geoffrey Beene Foundation & ResearchAmerica

WASHINGTON - SEPTEMBER 24: Joe Perry, co-founder of Aerosmith, performs at "Rock Stars of Science" sponsored by Geoffrey Beene Foundation & ResearchAmerica to engage heath and medicine discussion at the Capitol Visitors Center Auditorium on September 24, 2009 in Washington, DC. (Photo by Paul Morigi/Getty Images for ResearchAmerica)

Steven Tyler Of Aerosmith Appears At Studio 54

LAS VEGAS - AUGUST 01: Aerosmith singer Steven Tyler attends an after concert party at Studio 54 inside the MGM Grand Hotel/Casino early August 1, 2010 in Las Vegas, Nevada. (Photo by David Becker/Getty Images for Studio 54)

US singer Steven Tyler of Aerosmith perf

US singer Steven Tyler of Aerosmith performs during their concert on October 26, 2011 in Asuncion, Paraguay. AFP PHOTO / Jorge ROMERO (Photo credit should read JORGE ROMERO/AFP/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Steven Tyler (L) and Carrie Underwood perform during the 46th Annual Academy of Country Music Awards at the MGM Grand Garden Arena April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

This September 22, 2010 file combination

This September 22, 2010 file combination image shows musician Steve Tyler of Aerosmith and actress/singer Jennifer Lopez. Producers of the US TV talent show "American Idol" announced September 22, 2010 that the pair will be joining Randy Jackson as judges for the 10th season of the hit reality program. AFP PHOTO/FILES (Photo credit should read FILES/AFP/Getty Images)

US singer Steven Tyler of Aerosmith perf

US singer Steven Tyler of Aerosmith performs during their concert on October 26, 2011 in Asuncion, Paraguay. AFP PHOTO / Jorge ROMERO (Photo credit should read JORGE ROMERO/AFP/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Steven Tyler (L) and Carrie Underwood perform during the 46th Annual Academy of Country Music Awards at the MGM Grand Garden Arena April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

46th Annual Academy Of Country Music Awards - Show

LAS VEGAS, NV - APRIL 03: Singers Steven Tyler (L) and Carrie Underwood perform during the 46th Annual Academy of Country Music Awards at the MGM Grand Garden Arena April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images)

US singer Steven Tyler of Aerosmith perf

US singer Steven Tyler of Aerosmith performs during their concert on October 26, 2011 in Asuncion, Paraguay. AFP PHOTO / Jorge ROMERO (Photo credit should read JORGE ROMERO/AFP/Getty Images)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Recording artist Raphael Saadiq (L) and Aerosmith guitarist Joe Perry perform onstage at the Keep Memory Alive foundation's "Power of Love Gala" celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for Brain Health and the Muhammad Ali Center. (Photo by Ethan Miller/Getty Images for Keep Memory Alive)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) (L-R) Recording artist Raphael Saadiq (L) and Aerosmith guitarist Joe Perry perform onstage at the Keep Memory Alive foundation's "Power of Love Gala" celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for Brain Health and the Muhammad Ali Center. (Photo by Ethan Miller/Getty Images for Keep Memory Alive)

Aerosmith And The J. Geils Band In Concert At Fenway Park

BOSTON - AUGUST 14: Joe Perry of Aerosmith performs at Fenway Park on August 14, 2010 in Boston, Massachusetts. (Photo by John W. Ferguson/Getty Images)

US singer Steven Tyler of Aerosmith perf

US singer Steven Tyler of Aerosmith performs during their concert on October 26, 2011 in Asuncion, Paraguay. AFP PHOTO / Jorge ROMERO (Photo credit should read JORGE ROMERO/AFP/Getty Images)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Aerosmith guitarist Joe Perry performs onstage at the Keep Memory Alive foundation's "Power of Love Gala" celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for Brain Health and the Muhammad Ali Center. (Photo by Ethan Miller/Getty Images for Keep Memory Alive)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Aerosmith guitarist Joe Perry performs at the Keep Memory Alive foundation's "Power of Love Gala" celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for Brain Health and the Muhammad Ali Center. (Photo by Ethan Miller/Getty Images for Keep Memory Alive)

Keep Memory Alive's 16th Annual "Power Of Love Gala" Celebrates Muhammad Ali's 70th Birthday - Inside

LAS VEGAS, NV - FEBRUARY 18: (EXCLUSIVE COVERAGE) Recording artist Raphael Saadiq (L) and Aerosmith guitarist Joe Perry perform onstage at the Keep Memory Alive foundation's "Power of Love Gala" celebrating Muhammad Ali's 70th birthday at the MGM Grand Garden Arena February 18, 2012 in Las Vegas, Nevada. The event benefits the Cleveland Clinic Lou Ruvo Center for Brain Health and the Muhammad Ali Center. (Photo by Ethan Miller/Getty Images for Keep Memory Alive)