Then this might be the thing for you. Especially if you already are a Guitar Hero fan. It should be coming out in the States this October: DJ Hero ft. Daft Punk.
Perfect entertainment for after a few beers, I'd say. But is it a constructive use of your time? Haha...is it hell!
As some rockstars have already mentioned about Guitar hero: 'If kids would spend as much time learning to play a real instrument as they spend on pressing these buttons, they'd be bloody good at it in no time'.
Oh well, that's senseless entertainment for you. And we all like that sometimes, don't we?
Here's the preview: