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meek and mild projectionist, who also cleans up after screenings, would like nothing better than to be a private detective. He becomes engaged to a pretty girl but a ladies man known as the Sheik vies for her affection. He gets rid of the projectionist by stealing a pocket watch belonging to the girl's father - which he pawns to buy her an expensive box of candy. He then slips the pawn ticket into the projectionist's pocket and subsequently is found by the police. He doesn't have much luck but in his dreams, he the debonair and renowned detective Sherlock Jr. who faces danger and solves the crime. In real life, the girl solves crimes quickly.

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