The main event of the evening lasted a total of 73 seconds .
The main event of the evening saw Frank Mir starch Todd Duffee with a thunderous left hook that sent the muscular heavyweight down like a sack of potatoes .
The main event of the evening lasted a total of 73 seconds and saw Frank Mir starch Todd Duffee with a thunderous left hook that sent the muscular heavyweight down like a sack of potatoes .