Mark Harmon and Pam Dawber

(Photo by Frazer Harrison/Getty Images)

Enrique Iglesias and Anna Kournikova

(Photo by Clive Brunskill/Getty Images)

Ben Affleck and Jennifer Garner

(Photo by Christopher Polk/Getty Images for VH1)

Kobe Bryant and Vanessa Bryant

(Photo by David Livingston/Getty Images)

Penelope Cruz and Javier Bardem

(DOMINIQUE FAGET/AFP/Getty Images)

Brad Pitt and Angelina Jolie

(Photo by Ethan Miller/Getty Images)

Andrew Garfield and Emma Stone

(Photo by Alberto E. Rodriguez/Getty Images)

Jason Sudeikis and Olivia Wilde

(Photo by Dave Kotinsky/Getty Images)

Justin Theroux and Jennifer Aniston

(Photo by Frederick M. Brown/Getty Images)

Carrie Underwood and Mike Fisher

(Photo by Erika Goldring/Getty Images)

Prince William and Kate Middleton

(LEON NEAL/AFP/Getty Images)

Kim Kardashian and Kanye West

(Photo by Victor Decolongon/Getty Images)

Jamie Linden and Zooey Deschanel

(Photo by Mark Davis/Getty Images for Fox)

Jay-Z and Beyonce

(Photo by Win McNamee/Getty Images)

President Obama And First Lady Michelle Obama

(Photo by Mario Tama/Getty Images)

Ryan Seacrest and Julianne Hough

(Photo by Alberto E. Rodriguez/Getty Images for Relativity Media)

Matthew Koma and Carly Rae Jepsen

(Photo by Christopher Polk/Getty Images for NARAS)

Christine Teigen and John Legend

(Photo by Christopher Polk/Getty Images for NARAS)

Justin Timberlake and Jessica Biel

(Photo by Christopher Polk/Getty Images for NARAS)

Casper Smart and Jennifer Lopez

(Photo by Christopher Polk/Getty Images for NARAS)

Katy Perry and John Mayer

(Photo by Christopher Polk/Getty Images for NARAS)

Nicole Kidman and Keith Urban

(Photo by Christopher Polk/Getty Images for NARAS)

Dierks Bentley and Dave Grohl

(Photo by Christopher Polk/Getty Images for NARAS)

Cassidy Black and Dierks Bentley

LOS ANGELES, CA - FEBRUARY 10: Singer Dierks Bentley (R) and Cassidy Black attend the 55th Annual GRAMMY Awards at Staples Center on February 10, 2013 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for NARAS)

Chris Brown and Rihanna

(Photo by Christopher Polk/Getty Images for NARAS)

Portia de Rossi and Ellen DeGeneres

(Photo by Christopher Polk/Getty Images for NARAS)

Blake Shelton and Miranda Lambert

(Photo by Christopher Polk/Getty Images for NARAS)

Brandon Blackstock and Kelly Clarkson

(Photo by Christopher Polk/Getty Images for NARAS)