I found this online the other day:
http://www.xbox360achievements.org/f...d.php?t=175884 dont know how accurate it is but it's all the instruments
All Disc imports, 1k+ DLC, 75+ RBN
Gamertag(they are i's): IVIATHYEW
I HAVE PRO GUITAR UPGRADES
This is very useful and I hope to see cutoffs for bass real soon. Any chance for drums?
Trophy List: w ww.ps3trophies.co.uk/cabinet.php?userid=1728
Guys seriously, just go to here:
You can find all the GS cutoffs you could ever need.
The only girl I've ever loved, was born with roses in her eyes...
Finally someone made a list...time to copy/paste
"The man who keeps running, never looking back, because he dare not, out of shame."