It's Mother's Day, but Norman only wants to go skateboarding. He makes Dilys a very unsafe candle holder and when she takes it to the Whole Fish Cafe, a fire starts.

It's a very hot day in Pontypandy and Trevor Evans refuses to accept that his old bus may not make it up the mountain. When the engine overheats, Trevor ignores Norman's advice, opens the bonnet, and starts a fire.