The front cover for each version of the game is different. The xbox 360 version has Homer cheering, the Wii version has Homer being attacked by an alien, the PS3 version has Homer kneeing Itchy, the PS2 version has Homer being bitten by NeverQuest Ralph, the PSP version has Homer being attacked by Krusty the Klown toys and the Nintendo DS version has Homer being attack by chocolate bunnies.
The trivia item below may give away important plot points.
In the first game cutscene from The land of chocolate borrows a scene from season 3 of the show where in homer fantasizes about the land of chocolate. Except in the game homer is approached by the white chocolate rabbit where in the show after he says "chocolate half price" he is snapped out of his daydream after touching the store window