my son just bought Wii system. he wanted to buy Spongebob:Creatures from the crusty crub Gamecube games, can he use the Wii remote or he needs to buy wavebird gamecube controller? secondly how about classic game downloaded online, can he use the gamecube controller or he needs to buy once more classic controller? my pocket is getting empty now and it's not yet christmas. lol. need your help. thanks in advance.