KOTC 37: Unfinished Business was an event held on June 12, 2004 at the Soboba Casino in San Jacinto, California, United States.

UFC 20: Battle for the Gold was a mixed martial arts event held by the Ultimate Fighting Championship on May 7, 1999 at the Boutwell Auditorium in Birmingham, Alabama. The event was seen live on pay per view in the United States, and later released on home video.