John Thomson
Dawn Steele
Will Mellor
Tricia Penrose
Adrian Edmondson
Jon Culshaw
Mel Giedroyc
Debra Stephenson
Linda Robson
Konnie Huq
Tim Vine
Al Murray
Tara Palmer-Tomkinson
Kim Medcalf
Reggie Yates
Fearne Cotton
Christopher Colquhoun
David Grant
Ulrika Jonsson
Craig Revel Horwood
Ruby Wax
Jo Brand
Carrie Grant
Vocal Coach
Doon Mackichan
Shaun Williamson
Fred MacAulay
Jenny Eclair
Nick Knowles
Angellica Bell
Claudia Winkleman
Presenter
Cat Deeley
Kwame Kwei-Armah
Lesley Garrett
