Trailer
Cast
Gwen Stefani
Self (archive footage)
Randy Jackson
Self
Kesha
Self
Eric Vetro
Self
Liza Minnelli
Self (archive footage)
Diane Warren
Self
傑瑞·布洛克海默
Self
Clive Davis
Self
Toni Braxton
Self
碧昂絲
Self (archive footage)
Blanco Brown
Self (archive footage)
Cher
Self
Céline Dion
Self (archive footage)
珍妮弗·洛佩茲
Self (archive footage)
Crystal Lujan
Self
凡夫俗子
Self
蘇菲亞·卡森
Self (archive footage)
Gloria Estefan
Self
LeAnn Rimes
Self
Kathrine Narducci
Self
Paul Stanley
Self
Becky G
Self (archive footage)
Jon Batiste
Self (archive footage)
David Foster
Self
瑪丹娜
Self (archive footage)
昆西·瓊斯
Self (archive footage)
Jack White
Self
Paloma Faith
Self
女神卡卡
Self (archive footage)
Jennifer Hudson
Self