Hawaiian U.F.O. Aliens — Mel Gilden

"IT'S A MYSTERY, DUDE'.'

The giant top hat on the beach was just the beginning. Because after it landed, someone started stealing blowfish spine necklaces, including one which had been a gift to Zoot Marlowe, hot shot alien detective. If the hat was the start of an alien invasion of Malibu, Zoot was definitely the P.I. to find out about it. But even an expert Philip Marlowe imitator might find himself and his duck-billed robot sidekick headed for disaster when he takes on spiritualists, thugs, and a Surfing Samurai Robot reporter who works for the sleaziest tabloid to hit the stands....