Cry Wolf/Lost In The Caves/Stuck in the Muck/Mandy At Sea/Treehouse TroubleNorman accidentally sets off Dilys' new fire alarm, so she confiscates his football. To get it back, he sets the alarm off again, and again when a fox enters the shop./The Pontypandy Pioneers go exploring in some mountain caves. Mandy is interested in bats but Norman is terrified at the prospect of bats flapping their wings at him. /There's trouble for Trevor Evans as the school bus breaks down in the Pontypandy hills. Mobile phones have no signal up in the Welsh hills and he is stranded - with a beast about./Mandy wants to be a round-the-world yachtswoman, but when her mast breaks she finds herself stranded at sea./It's a very hot day in Pontypandy and Joe has invented many solar-powered gadgets, including a ridiculous-looking hat with a fan on it.