![UFC 61: Bitter Rivals](https://image.tmdb.org/t/p/w300/vl87JWU2ymX4wLKiftoTsMluRMV.jpg)
UFC 61: Bitter Rivals
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.
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- Cast: Tim Sylvia, Andrei Arlovski, Josh Burkman, Josh Neer, Tito Ortiz, Ken Kilpatrick