SouthPark Zelda
Original title: The Legend of Zelda
Platform: Nintendo Entertainment System
Region: USA (Update Hacks)
Media: Cartridge
Controller: NES Gamepad
Genre: Adventure 
Gametype: Hack
Players: 1
Hacked by: Kevin
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A patch that changes link into Cartman, and Kyle's mom into Ganon. The overworld and text are changed around too...

http://www.zophar.net/hacks/nes/legend-of-zelda/southpark-zelda.html