史酷比和朋友们一起去夏威夷参加冲浪比赛,没想到一个著名的冲浪运动员突然失踪,与此同时,他们也面临着火山爆发的危险。史酷比必须把这些奇怪的事情拼凑到一起,追寻线索,查出事情的真相……When Daphne is given the opportunity to design clothes for a company in Hawaii, the entire gang travels along with her. As they are leaving for their destination a man warns them that there are evil spirits on the island but the gang is doubtful. When they arrive in Hanahuna they are excited to watch the Big Kahuna of Hanahuna Surfing Contest which Manu Tuiama (a local) had won previously. Because the Mayor of the area welcomed everyone including mainlanders to the Surfing Contest they Tiki spirit was angered. The gang and everyone still in the area are threatened by little Tiki demons and the much bigger Wiki Tiki.