The Star Guest Announcers for the finale show will be iconic pop group Girls Aloud. The specially extended show will also be filled with celebrity guests throughout including Ashley Roberts, S-Club, Scarlett Moffatt, Andi Peters, Kaiser Chiefs, Jordan North and Tony Hadley.Ant and Dec also get their comeuppance in Get Out Of Me Ear: The Revenge, with other celebs who have been pranked in the past getting their own back and telling the duo what to do via an earpiece with comic results. Taking part in Get Out Of Me Ear: The Revenge are Simon Cowell, Amanda Holden, Dermot O’Leary, Alison Hammond, Holly Willoughby, Rylan, Oti Mabuse, Olly Murs, Davina McCall, Gino D’Acampo, Craig David, Richard Madeley and Cheryl.There’s also a special montage of SNT’s best bits from the past 20 series, loads more live surprises and an amazing End of the Show Show! Ant and Dec's Saturday Night Takeaway - a two hour farewell spectacular - will air on April 13 on ITV1, STV, STV Player and ITVX.Follow Mirror Celebs on TikTok, Snapchat, Instagram, Twitter, Facebook,