If you aren't interested in a replacement disc for Guitar Hero 3 then you can now apply for a full refund.
Activision is now offering full refunds to customers who bought the Wii version of Guitar Hero 3: Legends of Rock
and were disappointed by the mono-only sound.
Despite the fact that the game claimed to have full Dolby Surround Sound capabilities, the Wii version of Guitar Hero 3: Legends of Rock
was revealed to only have mono output
Activision pledged to fix the problem and has worked hard with Nintendo to make replacement discs available
If you're too bitter to ever possibly be happy with the fixed game though then Activision is currently offering a full refund to customers
Activision is still making replacement discs however, so you've got a choice of which you'd prefer. The publisher has also apologized for the error and for the inconvenience.
Better late than never, or should this problem have been uncovered in the testing process? Let us know your thoughts and experiences in the forums