I was just at Costco today and saw this. Price good through 5/2/09.
Wii - Guitar Hero Aerosmith (game only) $19.97 - $8.00 instant rebate = $11.97
X360/PS3 - Guitar Hero Aerosmith (game only) $29.97 - $16.00 instant rebate = $13.97
http://s2.photobucket.com/albums/y42/chan925/20090316175014.jpg
http://s2.photobucket.com/albums/y42/chan925/20090316175224.jpg
Wii - Guitar Hero Aerosmith (game only) $19.97 - $8.00 instant rebate = $11.97
X360/PS3 - Guitar Hero Aerosmith (game only) $29.97 - $16.00 instant rebate = $13.97
http://s2.photobucket.com/albums/y42/chan925/20090316175014.jpg
http://s2.photobucket.com/albums/y42/chan925/20090316175224.jpg