Fireman Sam: All at Sea/Bessie to the Rescue/Troubled Waters/Up Up and Away/Treehouse Trouble

It's the day of Pontypandy's new Ocean Rescue Centre launch and Station Officer Steele is taking the firefighters on a tour of the centre. / Station Officer Steele discovers his old fire engine Bessie which turns out to be useful in a railway emergency. / Gareth Griffiths and Station Officer Steele compete to make themselves more interesting to Sarah and James which soon lands all four of them in terrible danger. / When Joe and Mike discover that Norman is entering Pontypandy's big go-kart race The Pontypandy Cup they get very nostalgic about the go-karts they made when they were kids. / 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