UFC 137: Penn vs. Diaz was a mixed martial arts event held by the Ultimate Fighting Championship on October 29, 2011 at Mandalay Bay Events Center in Las Vegas, Nevada.
UFC on FX 4: Maynard vs. Guida was a mixed martial arts event held by the Ultimate Fighting Championship on June 22, 2012 in Revel Casino in Atlantic City, New Jersey. The main event consists of a five-round, non-championship, bout between Clay Guida and Gray Maynard.
UFC 144: Edgar vs. Henderson was a mixed martial arts pay-per-view event held by the Ultimate Fighting Championship on February 26, 2012 at the Saitama Super Arena in Saitama, Japan.
