I have always wondered this. I usually just throw them away :).
asked Jun 06 '10 at 03:05
The joker card is mainly used in a game of Euchre and some variations of go fish, Canasta, Gin Rummy, Poker, War, Mighty, Daihinmin, Crazy Eights, and spades.
answered Jun 06 '10 at 03:09