LAS VEGAS, Nevada — South Korean UFC star Dong Hyun "Stun Gun" Kim ended 2011 on the right note with a dominant win over Canadian veteran Sean Pierson on Friday night at UFC 141 - Lesnar vs. Overeem. The unanimous decision victory upped "Stun Gun's" overall MMA record up to an impressive 15-1-1 (1 No Contest) and 6-1 (1 No Contest) inside the UFC.