Sam Nixon and Mark Rhodes host the fun in their entertainment show. Callum Beattie joins them in the studio to play his latest hit. CBBC's Katie Thistleton is pranked in her own home and one unsuspecting audience member tries his hand at being a secret agent, in an attempt to win some top prizes.

Sam and Mark are joined by Saturday Mash Up's Jonny and Yasmin. Naomi Wilkinson and Ed Petrie challenge them to take part in a street dance competition, four parents attempt to impress the public with their vocal skills in Karasoake and a huge dinosaur fan has the chance to win some fantastic prizes.

Sam and Mark are joined by Olympic gold medallist Rebecca Adlington, who takes on the selfie-stick challenge in the studio. An unsuspecting audience member meets the life-long hero they never knew they had, and Chris Johnson gets a huge surprise in his own home.