Prank Patrol - Series 1 - Mere Monster

Children's series in which people play pranks on their friends. Alice Owen wants to pay back her best mate, who is always screaming. Alice is into canoeing, and reckons a good prank would be to go canoeing in monster-infested waters. Does her mate believe in the Loch Ness monster? Will she believe in the Mere Monster of Budowrth? That's where Prank Patrol comes in.