Yosemite Sam, that crooked riverboat gambler, is an old hand at dealing off the bottom, top and even the sides of the deck, so he figures Porky Pig will be an easy mark in a rigged game of poker. After all, Porky has a hard enough time remembering what game they're playing! But between Porky's uncanny luck and Sam's assorted mishaps, it isn't long before card-shark Sam finds himself fleeing from sharks of a different kind.