While there are many a great YouTube video to crack up at these days, there's still nothing quite as giggle-inducing as watching some behind-the-scene footage of pros messing up. Host Griff Rhys Jones will serve up a selection of some never-before-seen TV clangers, gaffes and fluffed cues, all rescued from the cutting-room floor and featuring some of tellies best-loved stars, including The Great British Bake Off's Mary Berry, chat-show host Paul O'Grady and top presenting duo Ant and Dec.