"UFC 121 Countdown: Lesnar vs. Velasquez" will debut at 11:30 p.m. ET tonight on Spike TV. The show will preview this Saturday's "UFC 121: Lesnar vs. Velasquez" which will be headlined by a UFC heavyweight championship fight between Brock Lesnar and his undefeated challenger Cain Velasquez,
The show also will feature a welterweight bout between former EliteXC welterweight and Strikeforce middleweight champion Jake Shields and Martin Kampmann along with a light-heavyweight bout between former long-time UFC champion Tito Ortiz and his charge from "The Ultimate Fighter 3," Matt Hamill.
"UFC 121: Lesnar vs. Velasquez" will be live Saturday from Honda Center in Anaheim, Calif. The televised portion of the show begins at 9 p.m. ET with "UFC 121: Lesnar vs. Velasquez Prelims Live" on Spike TV, which immediately proceeds the event's pay-per-view broadcast which begins at 10 p.m. ET/7 p.m. PT
The countdown show will replay for the first time at 1:30 a.m. Thursday morning on Spike TV and multiple times after. Check your local listings for time and station.