Beat the Slash Guitar Battle in any Career mode.
Go to the store within the game and buy him from the character section and you will be able to buy him with money you made from gigs.
Slash Slash
if you have a xbox 360 or ps3 you can play it without battling slash
he wuz in guitar hero 3
You battle at shanker's island. Then you play 'Welcome to the Jungle' with slash
its called guitar battle vs. slash
maybe maybe not
Guitar Hero III (Guitar Hero 3)
Yes it will, because I have guitar hero 3 and 5, and the guitar hero 3 guitar, works with both (as long as the guitar hero guitar is second player on 5).
No. You can only use it on the guitar hero games after guitar hero 3.
he has two one before guitar hero and one after Slashes Snakepit and Slash
Guitar Hero Aerosmith
"Cover for Guitar Hero III: Legends of Rock, with http://www.answers.com/topic/slash-musician shown in the center, along with fictional guitarists Judy Nails on the left and Lars Ümlaüt on the right"Taken straight from the first link available after searching "guitar hero 3". Not too hard.