The double-act take their weekend showcase away from the confines of the studio, setting up shop on the deck of a cruise ship in Barcelona for their series finale. This week, The Hobbit star James Nesbitt takes the helm as guest announcer, while TV personality and pop star Peter Andre gets to Singalong Live with his most famous hit, Mysterious Girl. The culprit is finally unveiled in Who Shot Simon Cowell?, and tennis star Andy Murray receives a grilling from precocious mini-presenters Little Ant and Dec. The hosts enter ITV's infamous Cube for one last round of Ant v Dec, and one unsuspecting passenger receives a huge surprise. Plus, a lucky audience member is given a chance to Win the Ads, and the Geordie duo round off the with an all-singing, all-dancing End of the Show Show. Last in the series