RjDj album and shake are free. Very cool if you haven't tried it yet, just use your headphones. Not sure sure the price will go back up, sorry no link driving.
RJDJ Album http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=292800319&mt=8 RJDJ Shake http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=300718434&mt=8 RJDJ http://itunes.apple.com/WebObjects/MZStore.woa/wa/viewSoftware?id=290626964&mt=8