James has discovered Bella Lasagne’s old pizza recipes and starts to bake pizzas in the Whole Fish Café. Everyone is really impressed, the recipe is fantastic and James can really cook! But then when Gareth’s caterers let him down for his Railway Gala Open Day, James spots a chance to really get stuck into some cooking.

Sam is supervising a forest fire drill – it's the beginning of summer, and the forest is dry. It's also the grand opening of the refurbished lido. Bronwyn is staging a Froggy Fantasy – a synchronised swimming spectacular starring Sarah, James, Mandy and Norman, in which they all bob around and pretend to be froggies.

Station Officer Steele is horrified to find he has two Cridlington’s on his crew when Elvis’ cousin, Jerry Lee, stands in for Penny, who is away on a course. A double helping of Cridlington crooning almost sends Steele round the bend.

The Pontypandy Pioneers go exploring in some mountain caves; further down the mountain, Steele and Gareth renovate an old hand-cart that was once used in the mines. Mandy is interested in bats but Norman is terrified at the prospect of bats flapping their wings at him and turning him into a bat! Finally Mandy spots a bat, separates from the others and follows it down a tunnel.

Station Officer Steele decides to direct his new musical ‘Hearts of Fire and Steele’, with Norman winning the part of Steele as a young boy. During the performance, Norman tells James to always keep the spotlight on him. James and Norman tussle and the spotlight falls, sparking a fiery finale to the show.

Pontypandy has gone ‘Bug Hunt’ mad as everyone is hooked on the new smart phone game. Norman, James, Sarah and Mandy think they’re the only ones playing the game. But when they realise they’re not, they resort to taking Neptune to find the last bug out at sea. Sam carries out a daring ocean rescue.