UFC 61: Bitter Rivals was a mixed martial arts event held by the Ultimate Fighting Championship on Saturday, July 8, 2006. The main event was a Heavyweight Championship match between champion Tim Sylvia and former champion Andrei Arlovski. The co-main event was the highly anticipated re-match of TUF 3 coaches Tito Ortiz and Ken Shamrock.
Release Date: July 08, 2006
December 31, 2006
December 27, 2008
June 07, 2008
May 24, 2008
April 19, 2008
March 01, 2008
February 03, 2008
January 19, 2008
December 29, 2007
November 17, 2007
September 22, 2007
September 08, 2007
August 25, 2007
July 07, 2007
June 16, 2007
May 26, 2007
April 21, 2007
April 07, 2007
March 03, 2007
February 03, 2007
