No, the drums do not work in previous versions. As there weren't any.
no, for some reason rock band stuff [drums,guitar,etc.] do not work for guitar hero but guitar hero stuff does work for rock band.
Yes the guitar controller for Rock Band will work on Guitar Hero World Tour. Rock Band drums and microphone also work on Guitar Hero World Tour.
NO you cant as Guitar Hero 3 doesn't have drums But you probably can on 4
You can use them with Guitar Hero: Metallica, Guitar Hero Smash Hits, and guitar hero 4
no because u can't play the drums on guitar hero 3
No cause the guitar hero 5 drums have 5 buttons and the rock band drums have 4 buttons
only guitar hero 4 worls tour but no i mean world tour sorry
$200
About $180 to $190
Yes they will work
Yes you can play band hero without the drums. In Band Hero (and Guitar Hero 5) You can make any combination of 4 instruments ( Guitars, Drums and Mics )