Yes they should be able to. Although rather obvious, they don't work with Rockband.
yes. Guitar Hero 3 controllers are actually better. yayyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy
Yes, the controllers can be used for all guitar hero games
yes
If the controllers are for the same system then just plug it in or turn it on and play.
Yes, you need a guitar hero wireless control, or a guitar hero USB microphone, or guitar hero drumset. You cannot play with the wii remote alone.
Yes, As well as All other guitar hero controllers (including Drum kit,etc)
Guitar hero guitar hero.
Guitar Hero World Tour and Guitar Hero Metallica
No Guitar Hero Aerosmith is a standalone Game. You do not need the Orignal GH to play it
Yes...that's why its called Guitar Hero... no, that's not true, you can play with the controllers on gh 1-3. once the microphone comes out you can no longer play with the controller, because that is the mic controller. in most cases yes.
Yes. You can play any guitar hero game (including Band Hero) with any guitar (including the Guitar Hero World tour guitar.) As long as the game and the instrument are for the same video game console.
No, DJ Hero will be the only game to have guitar songs.