Joe vs Shereen Take on a TERRIFYING Zipline Challenge! | Saturday Mash-Up!

Joe and Shereen take their rivalry to new heights in this nerve-wracking zipline challenge 😬 Who’ll keep their cool… and who’ll bottle it first? Watch full episodes of Saturday Mash-Up! now on BBC iPlayer! https://www.bbc.co.uk/iplayer/episode... For MORE CBBC content 👉 https://www.bbc.co.uk/tv/cbbc For more fun, CBBC games, shows, quizzes and great makes! 👉 http://www.bbc.co.uk/cbbc/ #SaturdayMashUp #CBBC #JoeAndShereen #Challenge #NonStopChaos