Uptown Saturday Night is a 1974 comedy film written by Richard Wesley, and directed by Sidney Poitier, who also stars in this film, along with Bill Cosby and Harry Belafonte. Cosby and Poitier teamed up again for Lets Do It Again 1975 and A Piece of the Action 1977. Although their characters have different names in each film, the three films are considered to be a trilogy. It opened to positive reviews.
While the two are at the party, the club is robbed. The masked bandits force the patrons to strip to their underwear, then steal their money and jewellery, including Steves wallet.The following day, Steve is at home and reading his newspaper when he learns he has won the lottery. However, he realizes that the lottery ticket was in the wallet that was stolen from him, and Steve and Wardell spend the remainder of the film tracking down his wallet by consulting with crooked politicians, fake detectives, conartists, and underworld crime bosses. As the ad for the film states They get funny when you mess with their money. ........
Source: Wikipedia