Snowball of Doom

Snowball of Doom is the 23rd episode of the 8th season. It was written by Lee Pressman.

Plot
Norman and Derek are practicing snowboarding, but a snowball in their obstacle course rolls out of control and chases Mike, who falls into a crevasse.

Characters

 * Fireman Sam
 * Penny Morris
 * Elvis Cridlington
 * Station Officer Steele
 * Norman Price
 * Derek Price
 * Helen Flood
 * Mike Flood
 * Tom Thomas
 * Dilys Price (mentioned)