Harmonix is, of course, the company behind the great Guitar Hero and Rock Band franchises for consoles, but its latest project is an iOS app, VidRhythm, that will let you create quick and funny music videos just by recording quick clips of you and your friends recording various musical parts. I enjoyed the app a lot when it first came out, and have since used it a few times to make videos with friends while hanging out or waiting around in a line. In fact, the app has even landed on Apple's best of 2011 list.
And now it's been updated -- Harmonix has dropped the app down