So you think you can jerk? This app will put your dancing skills to the test. Simply press ‘Start Jerkin’ and start moving and dancing to your favorite music! The harder you jerk it, the faster your score goes up. But if you stop jerkin, your rhythm meter will start to drop and the gig is up!

Changes:

+ added 12 new challenging levels for increased fun. Can you beat them all?
+ improved UI design
+ general bug fixes

http://appshopper.com/games/jerkin