Aloha! Scooby-Doo and the gang from Mystery, Inc. are in Hawaii ready to enjoy sun, sand and surf. With the Big Kahuna surfing contest coming up, the whole island is ready to hang ten! But when a freaky tiki monster invades the beach, it looks like the contest is doomed. Zoinks! Can Fred, Daphne, Shaggy, and Scooby-Doo track down the tiki before the Big Kahuna competition turns into a big mess?
