Avril Lavigne,  Butch Walker

Michael Jackson

John Bettis,  Richard Carpenter

Barbra Streisand

Mamonas Assassinas

Taylor Swift

Taylor Swift

Whitney Houston,  La Forrest Cope

Miley Cyrus,  Hannah Montana

Shakira

Ed Sheeran

Padre Zezinho

Avril Lavigne,  Lukasz Gottwald

Cee-Lo

One Direction

Norah Jones,  Adam Levy

Ed Sheeran

(Desconhecido)

Taylor Swift

Demi Lovato

Avril Lavigne

John Mayer

John Mayer,  David LaBruyere

Britney Spears,  Jörgen Elofsson

Taylor Swift

John Bettis,  Richard Carpenter

John Bettis,  Richard Carpenter

Michael Jackson

Jorge Benjor

Norah Jones,  Jesse Harris,  Richard Julian

Mariah Carey

Luis Miguel

Britney Spears,  Diane Warren

Katy Perry,  Greg Wellls

Rihanna

Michael Buble

Britney Spears,  Annete Stamatelatos

Alicia Keys

Lady Gaga

Dido,  Jamie Catto