Carrie Underwood, Stacy Ferguson, Heather Locklear, Steve Martin, Janice Dickinson, Jillian Barberie, Michelle Kwan, Nigel Lythgoe, Jason Castro, Ace Young, Marisa Ramirez, Melinda Doolittle, Michael Johns, Brooke White, Nicholas Gonzalez, Syesha Mercado, Nikki McKibbin, Ruben Studdard, Jason Mraz, Carlos Pena, Brad Garrett, David Cook, David Archuleta, Chris Daughtry, Chris Vance, Danay Garcia, Randy Jackson, Paula Abdul, Terri Seymour, Simon Cowell, Lionel Richie, Keith Urban, Kara DioGuardi, Adam Lambert, Kris Allen, Black Eyed Peas, Blake Lewis, Bo Bice, Antonio Sabato Jr