Guest Stars Stephen Mulhern as Himself Ashley Roberts as Herself Simon Cowell as Himself Olly Murs as Himself Alesha Dixon as Herself Kym Marsh as Herself Amanda Holden as Herself Stacey Solomon as Herself Leigh Francis as Keith Lemon Diversity as Themselves Emilia Fox as Herself David Walliams as Himself Kevin Whately as Himself Haydn Reid as Little Dec Mark Austin as Himself Marcus Butler as Himself Alfie Deyes as Himself Neil Overend as Little Ant Louis Walsh as Himself Sinitta as Herself Lee Mack as Himself (Guest Announcer) Emma Bunton as Herself Piers Morgan as Himself Gino D'Acampo as Himself Caroline Flack as Herself Vicky Pattison as Herself Jane Danson as Herself Ashleigh Butler as Herself (Ashleigh & Pudsey) Warwick Davis as Himself Jack P. Shepherd as Himself Bryan Adams as Himself Little Mix as Themselves Shayne Ward as Himself Christopher Biggins as Himself Sally Dynevor as Herself