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You can play Rock band with a guitar hero guitar, but you can't play Guitar Hero with a Rock Band guitar.
NO u can only play guitar
No, DJ Hero will be the only game to have guitar songs.
The same way you play with a GH3 guitar
No, on all systems Guitar Hero III only supports guitar and bass.
Yeah. But only the XBox 360 versions of gh2 and gh3
No. Rock Band songs only work with Rock Band, and Guitar Hero songs only work with Guitar Hero.
Guitar Hero World Tour and Guitar Hero Metallica
Guitar Hero World Tour is Guitar Hero 4.
No. You have to have a guitar (Can be "Rockband" or "Guitar Hero" guitar or a drum set.)
yup
Only if you find an arcade game that is guitar hero. To date, there is not one.