no
i believe so
yes, if its for the same console.
Yes, it does! All guitar hero guitars and games will be interchangeable to that system.
Yes, they are.
3
Yes- all Guitar Hero guitars for a specific console are compatible with all other Guitar Hero games for the same console.
Yes they do, I just got guitar hero world tour for Christmas and both guitars work with both games. Like the world tour guitar world with guitar heroes 3 and the world tour one and the guitar heroes 3 guitar works with guitar heroes 3 and world tour :) so yes is basically the answer! haha :)
It comes with 2 guitar hero guitars and the game.
Yes. As long as the guitar is from the same console (Example : Xbox 360 guitar hero III guitars work only on Guitar hero world tour for the Xbox 360)
Yes. Any of the "Rockband" or "Guitar Hero" guitars will work for "Guitar Hero".
Yes the guitar hero world tour (4) controller will work with guitar hero 3 on any system