- Achievements
Do the following things to obtain the corresponding Gamerscore points:

10 Points
Back from the Brink	Recover a song performance from the red warning level in Career or Quickplay.
Dominator	Be victorious in 3 ranked Versus online games sequentially.
Taking It Slow	Hit all notes in an expert song at 50% speed in rehearsal.
Grudge match	Clear an online opponent on your friends list.
Power Surge	Activate the Power Meter 3 times in a song.
Long Distance Relationship	Finish a song in an online co-op game.
Get Out of My House	Be victorious in 5 local multiplayer VS sessions sequentially.
Party On	Finish a song in a local co-op session.
Show Off	Hit 100% notes in any online game.
Band Together	Compete in a six player Band Battle and be in the winning band!.
Centurion	Gain a 100 hit combo.
250 Combo	Gain a 250 hit combo.
King of the Castle	Be victorious in 10 local multiplayer VS sessions.
500 Combo	Gain a 500 hit combo.
Lucky 7's	Gain a 777 hit combo.
On the Career Path	Finish your first event in Career mode.
Producer	Save a song you have created in Studio Mode.
Look and Learn	Finish all tutorials for either instrument.
Going for Gold	Achieve a Gold rating for a Disc in Career Mode.
Birth of a Legend	Finish a song performance on expert difficulty in Career or Quickplay.
20 Points
Career Finish	Finish Career mode for an instrument.
Gig Finish	Finish a poster gig at any difficulty level for an instrument.
Illustrious Guitar Career	Finish all album and gig events in the guitar career at Expert difficulty.
Illustrious Drum Career	Finish all album and gig events in the drum career at Expert difficulty.
Professional Musician	Finish all discs to Platinum standard for both instrument Careers.
999 Combo	Max out the Combo Meter.
Multi-talented Musician	Finish all Discs to at least Gold standard for both instrument Careers.
Industry Veteran	Play a total of 100 online games.
It's Gone Platinum	Finish all events on a Disc in Career Mode at any difficulty.
Virtuoso	Be victorious in a total of 50 ranked online games.
Song Aced	Finish a song to 100% on any difficulty.
Internship	Create a song using the song generator in Studio Mode.
Slick Player	Be victorious in a total of 10 ranked online games.
Super-Dominator	Be victorious in 5 ranked Versus online games sequentially.
More Tracks Please	Record on all 8 tracks in Studio Mode.
Class Act	Play a total of 50 online games.
25 Points
Multiple Identities	Finish at least one song performance with each of the characters in Career or Quickplay.
Your First Million	Realize 1,000,000 points for a song in Career or Quickplay.
30 Points
Thanks for the Memory	Finish all Band Practice challenges at expert difficulty for an instrument.
Distinguished Career	Reach a cumulative 'career points' total of 50,000,000 for an instrument.
Keep pushed it Together	Finish all Poison Note challenges at expert difficulty for an instrument.
Calmly Done	Finish all Crank It Up challenges at expert difficulty for an instrument.
Zoned Out	Finish all In The Zone challenges at expert difficulty for an instrument.
Expert Song Aced	100% any song on expert difficulty.
Session Player	Finish all Studio Recording challenges at expert difficulty for an instrument.
Heard 'em All	Try out all the instrument sounds in Studio Mode.
50 Points
Songs Finish	Finish all songs for an instrument in Career or Quickplay.
Platinum Career	Finish all Discs to Platinum standard for an instrument.
80 Points
Expert Finish	Finish all songs on Expert Difficulty for an instrument in Career or Quickplay .

- All characters
At the title screen, press B, X, B, X, B, X, B, Y, X to unlock all characters.

- Bonus characters
Successfully complete the indicated task to unlock the corresponding character:

Madison	Get a 'Platinum' rank on the fourth set of albums.
Jimmy	Get a 'Platinum' rank on the fifth set of albums.
Andre	Get 'Platinum' rank on the third set of albums.
Courtney	Get 'Platinum' rank on the second set of albums.
Zach	Get 'Platinum' rank on the first set of albums.

- All venues
At the title screen, press X, B, Y, B, X, B, Y, X, Y to unlock all venues.