The Dumbest Bet in History!

The Dumbest Bet in History! (史上サイテーの賭け) is the 21st episode of the fourth season of Ranma ½, Outta Control, and is the 85th overall episode.

Relation to the Previous Episode
None.

Plot Overview
Because of a gambling debt Ranma made ten years ago in a game of Old Maid, the gambling king occupies the Tendo dojo. But Ranma, who, like the gambling king, is a bad gambler himself, manages to win back the dojo through the same game by the act of cheating.