Pam Dawber and Mark Harmon

(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 and Vanessa Bryant

(Photo by David Livingston/Getty Images)

Penelope Cruz and Javier Bardem

(Photo credit should read 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

BEVERLY HILLS, CA - JANUARY 13: Writer Jamie Linden (L) and actress Zooey Deschanel attend the FOX After Party for the 70th Annual Golden Globe Awards held at The FOX Pavillion at The Beverly Hilton Hotel on January 13, 2013 in Beverly Hills, California. (Photo by Mark Davis/Getty Images for Fox)

Jay-Z and Beyonce

(Photo by Win McNamee/Getty Images)

President Obama And First Lady Michele Obama

(Photo by Mario Tama/Getty Images)

Ryan Seacrest and Julianne Hough

HOLLYWOOD, CA - FEBRUARY 05: TV personality Ryan Seacrest (L) and actress Julianne Hough arrive at the premiere of Relativity Media's "Safe Haven" at TCL Chinese Theatre on February 5, 2013 in Hollywood, California. (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)

Jodryn Blum and Dave Grohl

(Photo by Christopher Polk/Getty Images for NARAS)

Cassidy Black and Dierks Bentley

(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)