"Once Upon A Time In 2fort, Part 1" - SFM - Saxxy Awards Entry 2012
Vote here: http://steamcommunity.com/sharedfiles/filedetails/?id=107009310 Didn't use any software aside from SFM, and didn't use any copyrighted materials (outside of Valve's IPs). It was really difficult to get the 5 minutes limit on this movie,