You've prolly seen Lasse Gjertsen doing "hyperactive" - he edits together really quick frames of him beat boxing to make a video and beat at the same time check this hilarious pisstake out gets really interesting around the 1.25 mark 1.30 is my favourite though - "playing the dog" [ame=http://www.youtube.com/watch?v=S-4zEPjEG3E&feature=related]YouTube - Re: awesome human beatbox "Lasse Gjertsen"[/ame]