Saturday Mash-Up - Season 7 Episode 4 -
The Next Step and ThatsWatson
Alexandra Chave - aka Piper in The Next Step - struts into the Mash-Up studio. Online star ThatsWatson takes on the Mash Car Rally, and there is a high-octane Joe v Shereen challenge. Plus cartoon fun in Pokemon, and somebody will be slimed!
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Max 255 characters.