Three Pests in a Mess

The stooges are three inventors trying to a get a patent on their preposterous fly catching invention. When they learn they'll have to catch 100,000 flies to earn enough to get a patent, some crooks overhear and think the boys are the $100,000 sweepstakes winners. When the crooks give chase, the stooges hide in a sporting goods store where Curly shoots a dummy, which they mistake for a real person... (imdb)