Rock Band 2 - 6 top secret Achievements

Here’s how:

• Buy a Real Instrument Already! (35 points): Beat any Impossible Challenge with all players on Expert
• Rock Immortal Inductee (20 points): Join the Rolling Stone Rock Immortals list
• Vinyl Artist (20 points): Finish Endless Setlist 2 in World Tour on Medium
• Gold Artist (30 points): Finish Endless Setlist 2 in World Tour on Hard
• Platinum Artist (50 points): Finish the Endless Setlist 2 in World Tour on Expert
• The Bladder of Steel Award (25 points): Complet Endless Setlist 2 in World Tour without pausing or failing