UFC Fight Night 14: Silva vs. Irvin was a mixed martial arts event held by the Ultimate Fighting Championship (UFC) on July 19, 2008, at the Palms Casino Resort in Las Vegas, Nevada. The main event marked Anderson "The Spider" Silva's first foray into the Light Heavyweight division, facing James "The Sandman" Irvin.

UFC 92: The Ultimate 2008 was a mixed martial arts event by the Ultimate Fighting Championship (UFC) held on December 27, 2008 at the MGM Grand Garden Arena in Las Vegas, Nevada. The main event featured number-one contender Rashad Evans fighting the UFC Light Heavyweight Champion Forrest Griffin.