Hot Air

Hot Air is the twenty-third episode of the seventh season. It was written by Jan Page and Mellie Buse.

Plot
It's a very hot day in Pontypandy and Trevor refuses to believe that his bus can't make it up the mountain. Then his bus catches fire.

Characters

 * Fireman Sam
 * Penny Morris
 * Elvis Cridlington
 * Station Officer Steele
 * Norman Price
 * Trevor Evans
 * Dilys Price
 * Mandy Flood
 * Sarah and James
 * Tom Thomas