Norman Price has taken the school mouse home to look after and manages to make twenty-five of his mum's toilet rolls disappear. Station Officer Steele has trouble with golf balls and hurts his foot, and Fireman Sam has fun with a new invention. The mouse goes on the run and ends up stuck in Bella's chimney. Fireman Sam comes to the rescue.

Norman Price invents a fictitious friend to get double helpings of everything. Meanwhile, accident-prone Mike Flood is struggling to prepare a party buffet for his daughter when a fire starts, leaving Norman's 'friend' trapped inside. Fireman Sam comes to the rescue.