February 24, 2011
Therefore, it comes as no surprise that YouTube is seeing an parody influx of both versions of the song. The parody of the day that's hitting our Most Shared list is this take from the George Washington University Law School, of all places. Be warned, however: lots of profanity in that one and some of the others.
Here's a playlist with 10 clean ones -- of varying quality -- from just the past month:
(Use the arrows to navigate between videos or watch them all here.)