Hook'd

This is hilarious. You could also describe it as mobile karaoke. I challenge @liveink, @jtzou, @eriktorenberg to the mic.

Made by MuseAmi, a very talented audio engineering team from NJ. They previously built Improvox, which auto-tuned and generated perfect, 3-part harmony, all in real time from an iPhone. Their tech was packaged for musicians, but this is their first social / consumer play and looks really nice.

Rap battles.