Chriss Eliott, star of the funniest (and underappreciated ) shows ever, "Get A Life", has released a number of really funny Mac/PC commercial parodies. These are all great:
Chris Elliot i'm a mac/pc on location:
Chris Elliott - Mac Vs PC Commercial #1
Chris Elliott - Mac Vs PC Commercial #2
Chris Elliott - Mac Vs PC Commercial #3
Chris Elliott - Mac Vs PC Commercial #4
Chris Elliott - Mac Vs PC Commercial #5