ScoobyDoo and the Sea Monsters (2012)

The scares start in Hawaii where ScoobyDoo and Shaggy are scarfing down the surfandturf menu until a giant serpent tries to swallow them faster than you can say She Sees Sea Monsters by the Seashore In Uncle Scooby and Antarctica a friendly penguin invites the Mystery Inc crew to visit his polar home which happens to be haunted by an ice ghost Then the gang meets music group Smash Mouth while visiting Australias Great Barrier Reef to watch Shaggy and Scooby compete in a sand castle contest in Reef Grief Just when they think its safe to go back in the water it isnt