Check out this hilarious video with impersonations of Georges St-Pierre, Junior dos Santos, Alistair Overeem, Nate Diaz, Rampage Jackson, Chael Sonnen and more.

In a video interview with Fuel TV during the UFC’s first visit to Sweden on Saturday, former champ BJ Penn said he’s still retired – but knows he could still compete at either lightweight or welterweight.

Former champions Matt Hughes and BJ Penn met for the third time at UFC 123 in November 2010 to complete their trilogy. But Penn never let Hughes get started. How ’bout a knockout reel for your Saturday, courtesy of “UFC Ultimate Knockouts” on Fuel TV?

Former UFC champion BJ Penn talks about becoming a father, his retirement from MMA and what the future holds for him in the sport.

All 17 fighters who submitted drug samples at UFC 137 this past October were clean, including main event winner Nick Diaz.

Walking away from the sport – even if only for a moment – was the smartest thing B.J. Penn could have done after UFC 137.

Brandon Vera and Bart Palaszewski earned the longest suspensions of ten fighters from the UFC 137 card.