UFC on Versus 4: Kongo vs. Barry was a mixed martial arts event held by the Ultimate Fighting Championship on June 26, 2011, at Consol Energy Center in Pittsburgh, Pennsylvania.

UFC on FX 1: Guillard vs. Miller was a mixed martial arts event held by the Ultimate Fighting Championship on January 20, 2012 at the Bridgestone Arena in Nashville, Tennessee.

UFC 117: Silva vs. Sonnen was a mixed martial arts event held by the Ultimate Fighting Championship on August 7, 2010 at the Oracle Arena in Oakland, California, United States.

UFC Fight Night 24: Nogueira vs. Davis was a mixed martial arts event held by the Ultimate Fighting Championship on March 26, 2011 at the KeyArena in Seattle, Washington. Dana White alerted followers on Twitter that Tito Ortiz had to pull out of his fight with Antônio Rogério Nogueira, after receiving a severe cut on his forehead, and would be replaced by Phil Davis.