Here is the full list of all 12 Hannah Montana: The Movie achievements worth 1,000 gamerscore.
Earned a 5 Star rating on all songs.
Earned a 5 Star rating on each stage.
Saved Crowley Meadows.
Finished fixing the chicken coop for Travis.
Decorated 30 items with the Hannah Box fashion designer.
Purchased 100 articles of clothing.
Won the Bottle Toss game at the Fair.
Performed the Hoedown Throwdown at Meadow Hall.
Earned a 5 Star rating for a performance.
Won the Horse Races game at the Fair against three of your friends.
Received over 100 points on the Frog hop game at the Fair.
Rode Blue Jeans 10 times at Ruby's Farm.