Look who's taking her clothes off (again). Yep, it's none other than UFC Octagon Girl Arianny Celeste, who will show you some skin if you can correctly guess her "Iron Man" movie trivia. Come and see!

UFC on FX 8 headliner Vitor Belfort hits the beach in this training video with Pedro Diaz to get in shape for his upcoming main event against Luke Rockhold at Arena Jaragua in Santa Catarina, Brazil, on May 18, 2013. Interesting methods ...

Check out this behind-the-scenes video taken from UFC 159, showcasing some of the work that goes into making sure everything is ready for a night of violent action-packed fights.

Check out video highlights of the entire UFC 159: "Jones vs. Sonnen" pay-per-view (PPV) main card, which went down last weekend (April 27, 2013) from the Prudential Center in Newark, NJ. Knockouts, submissions, eye pokes, broken toes and more!

Check out the slick video preview trailer for the upcoming UFC 160: "Velasquez vs. Bigfoot 2" event scheduled for Sat., May 25, 2013, at the MGM Grand Garden Arena in Las Vegas, featuring a heavyweight championship fight in the main event.

Watch UFC champion Jon Jones realize he brutally broke his toe in the UFC 159 main event in a clip of the light heavyweight champion's post-fight interview with Joe Rogan.

Watch Dana White's UFC 159 post-fight press conference scrum video online from Prudential Center in Newark, N.J., during which he addresses several hot mixed martial arts (MMA) topics, as well as recaps his most recent pay-per-view (PPV) blockbuster.

Watch full UFC 159 post-fight press conference video replay online (YouTube) from Prudential Center in Newark, N.J., on April 27, 2013, featuring Dana White, Jon Jones, Chael Sonnen, Michael Bisping, Alan Belcher and Phil Davis, among others.

Watch highlights of Michael Bisping's disappointing decision victory over Alan Belcher at UFC 159: "Jones vs. Sonnen" last night (Sat., April 27, 2013) at the Prudential Center in Newark, New Jersey.