The Snorks enter a seahorse race. Junior, with the help of little Willie, cheats in the race. All-Star and Junior have to compete in a Snorkel chase. Junior thinks that All-Star's seahorse is all washed up because his horse ""won"". All-Star tries to prove him wrong by training his horse Sea Biscuit. Galeo creates a machine for the Silverfish with a magnetic compass. All-Star takes it by mistake and finds out that Junior and his horse cheated. All-Star and the Snorks cook up a plan to get back at Junior.