Sam & Mark's Big Christmas Wind Up - Series 4 (2014)

Here's the full episode of last year's Xmas edition of Big Friday Wind Up. Enjoy x Sam Nixon and Mark Rhodes bring a special Christmas episode of Big Friday Wind-Up to CBBC. The episode will have all the usual hidden camera pranks, special guests and surprises all with a festive twist! Sam and Mark are delighted to welcome Union J to the show. They will be performing their latest single You Got It All in the studio. There will be a hidden camera surprise from The Vamps and Officially Amazing’s Ben Shires will set up a record-breaking challenge. Elsewhere, there’s studio wind-ups, surprises from CBBC's Katie Thistleton, Naomi Wilkinson and Barney Harwood and lots more in this Christmas cracker of an episode. Original Broadcast - 15th December 2014 Copyright: BBC/CBBC