UFC 64: Unstoppable
Preliminary card
- Lightweight bout:
Kurt Pellegrino vs. 
Junior Assuncao
- Pellegrino wins by submission (rear naked choke) at 2:02 of round one. This preliminary bout was not aired on the broadcast.
- Lightweight bout: Clay Guida vs. Justin James
- Guida wins by submission (rear naked choke) at 4:42 of round two. The fight, although preliminary, was aired on the broadcast.
- Middleweight bout:
Yushin Okami vs. 
Kalib Starnes
- Okami wins by TKO (strikes) at 1:38 of round three. This preliminary bout was not aired on the broadcast.
Main card
- Lightweight bout: Spencer Fisher vs. Dan Lauzon
- Fisher wins by TKO (strikes) at 4:38 of round one. Lauzon came in as a late replacement, having only two weeks to prepare.
- Heavyweight bout: Carmelo Marrero vs.
Cheick Kongo
- Marrero wins by split decision after three rounds. The judges scored the bout 29–28, 28–29, 29–28.
- Welterweight bout: Jon Fitch vs. Kuniyoshi Hironaka
- Fitch wins by unanimous decision after three rounds. The judges scored the bout 30–27, 30–27, 30–25.
- Lightweight Championship bout: Sean Sherk vs. Kenny Florian
- Sherk wins by unanimous decision to win the vacated Lightweight championship after five rounds. The judges scored the bout 49–46, 49–46, and 50–45. Sherk becomes the second lightweight champion in UFC history and first to hold the title since 2002.
- Middleweight Championship bout: Rich Franklin (c) vs. Anderson Silva
- Silva wins by TKO (strikes) at 2:59 of round one to become the new UFC Middleweight Champion.