yes you do
You need a plastic guitar and the rock band disc.
You can play Rock band with a guitar hero guitar, but you can't play Guitar Hero with a Rock Band guitar.
no. but you need a guitar, or microphone and controller to play
Yes, you can play a co-op career.
Yes. Even though the instruments have different styles, You can still play Rock Band drums, guitar, bass, and vocals on Guitar Hero. yes but say you got guitar hero and you wanted to play rock band with guitar hero guitars but you need the soft where. PS its better if you get guitar hero and then rock band.
No, but if you don't have a guitar you can only play with the mic. or the drums.
You need to play co-op career. (With a Friend)
Yes, he i playing the piano, the guitar and the drums. Of course he has a vocal career.
up to 4
I believe that the rock band guitar could play on guitar hero, but guitar hero's guitar would not play on rock band.
yes you can
use the wii remote and,on the main menu page,either click band,career, or quick-play. then plug the microphone into the USB port in the back of the wii. then with your remote you can join a band do a career or do a quick-play.