Adele

Self

Beyoncé

Self

Pink

Self

Christina Aguilera

Self

Simon Cowell

Self

Kristy Allison

Self

Miley Cyrus

Self

Carrey Hart

Self

Katie Hobb

Self

Mick Jagger

Self

Paul Lester

Self

Lil' Kim

Self

Zayn Malik

Self

Dan Mathews

Self

Paul McCartney

Self

Nader Musharbash

Self

Mýa

Self

Simeon Qsyea

Self

L.A. Reid

Self

Rihanna

Self

Gem Rose

Self

Britney Spears

Self

Harry Styles

Self

David Wartnaby

Narrator

Ben Williamson

Self