Countdown to UFC 141: "Lesnar vs. Overeem" will debut TONIGHT (Weds., Dec. 21, 2011) at 10 p.m. ET on FUEL TV to promote the upcoming pay-per-view (PPV) event scheduled for Dec. 30 at the MGM Grand Garden Arena in Las Vegas, Nevada.

The network special will provide a glimpse into the preparation and training camps of the fighters set to headline the show, featuring former UFC heavyweight champion Brock Lesnar and ex-Strikeforce 265-pound kingpin Alistair Overeem.

Replays of "Countdown to UFC 141" can be seen at the following times (ET):

Thurs., Dec. 22, at 1:00 a.m. and 4:00 a.m.
Fri., Dec. 23, at 11:30 p.m.
Weds., Dec. 28, at 2:00 a.m.

"Lesnar vs. Overeem" will also feature a co-main event pitting lightweight brawlers Donald Cerrone and Nate Diaz in a 155-pound scrap as well as a welterweight brawl between former 170-pound number one contender Jon Fitch and the hard-hitting Johny Hendricks.

Here is the current UFC 141 fight card and line-up:

Main event:

265 lbs.: Brock Lesnar vs. Alistair Overeem

Main card (pay-per-view):

170 lbs.: Jon Fitch vs. Johny Hendricks
155 lbs.: Nate Diaz vs. Donald Cerrone
145 lbs.: Jim Hettes vs. Nam Phan
205 lbs.: Alexander Gustafsson vs. Vladimir Matyushenko

Spike TV Prelims:

145 lbs.: Ross Pearson vs. Junior Assuncao
155 lbs.: Danny Castillo vs. Anthony Njokuani

Preliminary card (Facebook):

155 lbs.: Efrain Escudero vs. Jacob Volkmann
170 lbs.: Luis Ramos vs. Matt Riddle
170 lbs.: Dong Hyun Kim vs. Sean Pierson
145 lbs.: Manny Gamburyan vs. Diego Nunes

Remember that MMAmania.com will provide LIVE round-by-round, blow-by-blow coverage of the main card action on fight night (Sat., Dec. 30), which is slated to air at 10 p.m. ET on pay-per-view. The latest quick updates of the live action will begin to flow earlier than that around 7 p.m. ET with the preliminary bouts.

For the latest UFC 141 news and notes check out our event archive right here.