* Former UFC middleweight Nate Marquardt will join us to discuss why he wasn't medically cleared to fight at UFC Live on Versus 4 and what's next for him.
* Matt Mitrione will discuss his big win over Christian Morecraft.
* Charlie Brenneman will talk about his career-altering win over Rick Story.
* Javier Vazquez will discuss his UFC debut win against Joe Stevenson.
We'll also look back at UFC on Versus 4 and ahead to UFC 132.
And of course, we'll be taking your calls. Give us a shout at: 212-254-0193, 212-254-0237 or 212-254-0714.
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Watch the show live below beginning at 1 p.m. ET / 10 a.m. PT. Subscribe to The MMA Hour on iTunes: audio feed here; video feed here. Download previous episodes here. Listen to the show via Stitcher here.