yeah, you just need the PS2 disc
the ps2 kramer (GH3) and the guitar hero 1&2 guitars work for ps2 rock band games
yes
yes
yes it will guitar hero controllers work on rock band
no, I don't think rock band controllers will work on guitar hero,but vice versa will work.
Yes, it should work.
no
Rock Band games on PS2 only support PS2-style guitars and PS2/3 Rock Band guitars and drum kits. Guitar Hero: Aerosmith and newer on PS2 support all instruments from all consoles that the games have note charts for (so no drums on GH:Aerosmith but 360 and PS3 drums work on all full-band GH games).
No -jdl369
No but GH guitars work with RB
If Your Question Is "Will Rock Band Guitar Work With Guitar Hero The Answer Would Be No,Because Their Diferent Games And It Isnt Made By The Same Company, But What You Asked Was "Will a Rock Band 1 Guitar For PS2 Work With Guitar Hero World Tour For PS3" And Its Simuilar To The Answer Above But Its A PS2 Gitaur And A PS3 Game So The Answer Would Be No In Both Ways.
Yes!