Unlock the following guitars by performing the corresponding tasks:

GUITAR - HOW TO UNLOCK
Bat - Get 5-star ranking on all songs in career mode on easy.
Beach Life(bass) - Complete co-op career mode on hard.
Distant Visitor - Complete career mode on expert.
El Jefe - Get 5-star ranking on all songs on expert.
Jolly Roger - Get 5-star ranking on all songs in career mode on medium.
Moon Shot - Complete career mode on easy.
Nemesis 13 - Complete co-op career mode on any medium.
Neversoft Skateboard(bass) - Get 5-star ranking in co-op mode on expert.
PendulAxe(bass) - Complete co-op mode on expert.
Radioactive - Complete co-op career mode on hard.
Risk Assessment - Complete career mode on expert.
Rojimbo - Complete career mode on hard.
Saint George - Complete the game in career mode on hard.
Tiki Face- Get 5-star ranking on all songs in career mode on hard.
Tiki Fortune 4(bass) - Complete co-op mode on easy.
The Disposed(bass) - Get a 5-star ranking on all songs in co-op mode on medium.
Unfortunator - Purchase metalhead for $10,000.