Not a chance, it would have to be totally rebuilt from the ground up. The wii is a WONDEFUL system and very innovative with a lot of great games, but I think a lot of people truly don't understand the difference in processing & graphical power between the wii & the 360/ps3.
PSN ID: Sorrow880
Gamertag: Sorrow80
Wii #: 8132 1076 3416 7450