This week, the stars of CBBC's Mystic, Laura Patch and Macey Chipping take on the Saturday Mash-Up Splatapult! Can they avoid a pie to the face as they try to pin the tail on the horse?

In series 2, Issie had been secretly contacting her Grandfather, Gordon. Now, she's invited him round as a surprise for her Mum, but it becomes clear Issie's Mum doesn't really want him there ...