| American Idol |
Win the full American Idol tournament at any difficulty level. |
50 |
| World Idol |
Win the full American Idol tournament at Expert difficulty level. |
80 |
| Golden Ticket |
Pass the auditions phase in single player. |
10 |
| The Great American Songbook |
Sing all the songs on the disc once - full song only. |
20 |
| American Sensation |
Win 20 American Idol single player tournaments. |
30 |
| It Sounds Like a Lot |
Score 1 million points (cumulative in any mode). |
20 |
| It Didn't Take That Long |
Score 10 million points (cumulative in any mode). |
50 |
| Dedication |
Score 50 million points (cumulative in any mode). |
100 |
| Girl’s Best Friend |
Get a perfect score throughout a full American Idol tournament. |
100 |
| Headbanger |
Compete offline in a battle Head to Head game. |
10 |
| Premiership |
Compete offline in an Arcade League game. |
10 |
| Just the Two of Us |
Play an offline Co-op Duet. |
10 |
| Grudge Match |
Play an Xbox LIVE Head-to-Head match. |
10 |
| World Tour |
Play an Xbox LIVE American Idol Tournament match. |
10 |
| Global Star |
Play an Xbox LIVE Arcade League match. |
10 |
| Ranked Grudge Match Winner |
Win an Xbox LIVE Head-to-Head ranked match. |
15 |
| Ranked World Tour Winner |
Win an Xbox LIVE American Idol Tournament ranked match. |
15 |
| Ranked Global Star Winner |
Win an Xbox LIVE Arcade League ranked match. |
15 |
| Maestro |
Achieve Diamond Status for every song on the disc. |
175 |
| Megastar |
Achieve Diamond Status for one song. |
10 |
| Hero |
Achieve Diamond Status for ten different songs. |
50 |
| Superstar |
Achieve Diamond Status for five different songs. |
25 |
| Million Seller |
Achieve Platinum Status for every song on the disc. |
50 |
| Legend |
Achieve Diamond Status for twenty different songs. |
75 |
| Inspiration |
Achieve Gold Status for every song on the disc. |
10 |
| The Showman |
Complete a medley and receive Platinum Status. |
20 |
| Why Don't You Marry Him Then |
Achieve "Excellent" comments from Simon three times in a row during an American Idol tournament. |
15 |
| The First of Many |
Achieve Platinum Status for one performance. |
5 |
