May 24th 2008 at the MGM Grand Garden Arena - The two greatest lightweight fighters of all-time, BJ 'The Prodigy' Penn and Sean 'The Muscle Shark' Sherk, meet in the world-famous Octagon for an epic battle that will settle the score once and for all. This action-packed 11 fight card also features 'The Axe Murderer' Wanderlei Silva versus 'The Dean of Mean' Keith Jardine and a war between unbeaten Lyoto Machida and 'The Huntingdon Beach Bad Boy', Tito Ortiz.

Event Bouts:

-BJ Penn vs. Sean Sherk.

-Wanderlei Silva vs. Keith Jardine.

-Wilson Gouveia vs. Goran Reljic.

-Lyoto Machida vs. Tito Ortiz.

-Thiago Silva vs. Antonio Mendes.

-Ivan Salaverry vs. Rousimar Palhares.

-Rameau Sokoudjou vs. Kazuhiro Nakamura.

-Rich Clementi vs. Terry Etim.

-Jon Koppenhaver vs. Yoshiyuki Yoshida.

-Jason Tan vs. Dong Hyun Kim.

-Christian Wellisch vs. Shane Carwin.

Special Features:

• Behind the scenes.
• Exciting fights not seen on TV.
• Post-fight conference.
• Pre-fight conference.
• Weigh-in.