Complete each achievement to get the allotted gamerscore. The numbers between the () is the points given for each achievement.
| Achievement | How to unlock |
|---|
| Beautiful Harmony (20) | Score over 750,000 on any song in Duet mode. |
| Best Of Both (30) | Complete all Hannah Montana & Miley Cyrus songs. |
| Big Stake Battle (20) | Score over 750,000 on any song in Versus mode |
| Bop To The Top (50) | Get the top score on any song. |
| Dynamic Duet (50) | Complete every song in the tracklist in Duet mode |
| Head To Head (10) | Complete a song in Versus mode. |
| Hey! Big Scorer (100) | Score over 750,000 on 20 songs. |
| In This Together (10) | Complete a song in Duet mode. |
| Natural Performer (50) | Hit 75% of the notes of any song in You're On Your Own mode. |
| Party Starter (10) | Complete a song in Team Play mode. |
| Perfect Team (100) | Score over 1,000,000 in a duet. |
| Pushin' It To The Limit (50) | Hit a X4 multiplier. |
| Rackin' Up The Points (30) | Score over 750,000 on 10 songs. |
| Show Time (10) | Perform a solo gig. |
| Show Time Double (10) | Perform a gig with 2 players. |
| Sing It Fanatic (50) | Complete 50 songs. |
| Sing it Superstar (50) | Complete every song in the tracklist in Solo mode. |
| Sing It uber-fan (100) | Complete 100 songs. |
| Singing Without A Net (10) | Complete a song in You're On Your Own mode. |
| Top Billing (20) | Score over 750,000 on any song in Solo mode. |
| Vocal Pro (10) | Complete all the lessons in Sing It Pro. |
| You Got What It Takes (50) | Score over 500,000 on 20 songs. |
| You Rock! (30) | Complete all Camp Rock songs. |
| You're a Professional! (100) | Score over 1,000,000 on any song in Solo mode. |
| You've Got The Music In You! (30) | Complete all High School Musical songs. |
