Ryan Seacrest

Randy Jackson

Simon Cowell

Paula Abdul

Jennifer Lopez

Keith Urban

Harry Connick Jr.

Kara DioGuardi

Steven Tyler

Ellen DeGeneres

Mariah Carey

Nicki Minaj

Kimberley Locke

Brian Dunkleman

Katie Stevens

Ronnie Paulley Jr

Todrick Hall

Chris Daughtry

Clay Aiken

Jennifer Hudson

Ada Vox

Barry Manilow

Camile Velasco

Jon Peter Lewis

Jasmine Trias

David Foster

Kelly Clarkson

John Stevens

Gwen Stefani

Tony Bennett

Carrie Underwood

Bono

Ruben Studdard

Trevor Douglas

George Huff

Stevie Wonder

Kenny Rogers

Martina McBride

Jon Bon Jovi

Kellie Pickler

Reese Witherspoon

Elliott Yamin

Diana Ross

Fergie

LaToya London

Andrea Bocelli

Lulu

Barry Gibb

Bo Bice

Gladys Knight

Taylor Hicks

Dolly Parton

Neil Diamond

Jordin Sparks

Jesse Spencer

Ben Stiller

Peter Noone

Smokey Robinson

Seal

Hugh Laurie

Matthew Rogers

Tamyra Gray

Antonella Barba

Kristin Adams

Shakira

Heather Locklear

Ryan Starr

Lamont Dozier

Olivia Newton-John

Verdine White

Lionel Richie

Billy Joel

Diane Warren

Neil Sedaka

Robin Gibb

Steven Cojocaru

Elton John

Jason Priestley

Mark McGrath

Gene Simmons

LL Cool J

Queen Latifah

Will Makar

Rod Stewart

Tori Spelling

Ace Young

Lisa Tucker

Melissa Gilbert

Nikko Smith

Rebecca Romijn

Clive Davis

Todd Bridges

Meat Loaf

Jewel

Anita Barone

Robin Thicke

Andrew Lloyd Webber

Bette Midler

Blake Lewis

Katharine McPhee

Céline Dion

Natasha Bedingfield

Graham Nash

Rihanna

Nikki McKibbin

Kenny G

Anthony Fedorov

Amaury Nolasco

Jerry O'Connell

Gavin DeGraw

Daniel Powter

Mary J. Blige

LeBron James

Pink

John Legend

David Cook

Christina Christian

Sasha Cohen

Jeri Ryan

Mandy Moore

Burt Bacharach

Doug E. Fresh

Eli Manning

EJay Day

Christina Applegate

Al Jarreau

Micky Dolenz

George Michael

Jim Verraros

Kimberly Caldwell

Jimmy Kimmel

Jane Kaczmarek

Diana DeGarmo

Dionne Warwick

Marc Anthony

Annie Lennox

R. J. Helton

Paul Anka

Fantasia Barrino

Prince

Matt Damon

Guy Sebastian

A. J. Gil

Joel Madden

BeBe Winans

Peyton Manning

Helen Mirren

John McCain

Wolfgang Puck

Helena Bonham Carter

Brad Pitt

CeCe Winans

David Boreanaz

Kevin McNally

Harvey Weinstein

Hillary Clinton

Hugh Grant

Henry Winkler

Shaquille O'Neal

Ray Romano

Kyle Gass

Robin Williams

Sharon Osbourne

Keira Knightley

Kiefer Sutherland

Josh Groban

Snoop Dogg

Parminder Nagra

Chris Kattan

Twiggy

Ewan McGregor

Sarah Michelle Gellar

Rob Lowe

Jason Biggs

Forest Whitaker

Phil McGraw

Antonio Banderas

Tom Cruise

Rob Schneider

Goldie Hawn

Lisa Kudrow

Gwyneth Paltrow

Benji Madden

Gillian Anderson

Teri Hatcher

Eric McCormack

Bernadette Peters

Jack Black

Kevin Bacon

Lady Gaga

Emily Blunt

Kenny Loggins

Kenny Wayne Shepherd

Amy Adams

Eric Anthony Lopez