UFC 155: Dos Santos vs. Velasquez II airs tonight, December 29, 2012 at the MGM Grand Garden Arena in Las Vegas, Nevada. The 5 main card fights will air on pay-per-view with portions of the preliminary card airing on FX TV and the remainder streaming live on Facebook.

The PPV broadcast features a Heavyweight title fight rematch between champ Junior dos Santos and Cain Velasquez, the man from whom he took the title.The co-main event features Lightweights Joe Lauzon vs. Jim Miller. The rest of the PPV card is filled out by a trio of Middleweight fights: Tim Boetsch vs. Costa Philippou, Yushin Okami vs. Alan Belcher and Chris Leben vs. Derek Brunson. The PPV kicks off at 10 p.m. ET.

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Four fights off the preliminary card air on FX in the U.S. including a pair of Bantamweight bouts: Brad Pickett vs. Eddie Wineland and Erik Perez vs. Byron Bloodworth. Two Lightweight bouts complete the FX card: Melvin Guillard vs. Jamie Varner and Michael Johnson vs. Myles Jury. The FX broadcast starts at 8 p.m. ET.

Three fights will stream live on Facebook beginning at 6:35 p.m. ET: Heavyweights Phil De Fries vs. Todd Duffee, Featherweights Leonard Garcia vs. Max Holloway and Flyweights Chris Cariaso vs. John Moraga.

Online

• The night's action kicks off with three preliminary fights being featured on the UFC's Facebook page.The free prelim stream will kick off around 6:35 p.m. ET.
• They are also streaming the prelims on the UFC YouTube channel.
• The UFC has an online PPV available at UFC.tv.
• Yahoo! Sports offers an online PPV of the event as well which can be ordered directly from their event page.
• The UFC's UStream page also offers an option to stream the PPV online.
• YouTube is also an option for the online streaming PPV.

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Television

• Four preliminary bouts will play on FX TV starting at 8 p.m. ET
• Almost every major cable or satellite carrier offers the PPV's in standard definition and hi-def. A list of carriers is available here.
• Roku will be an option for watching the PPV on your TV.
• The PPV show will also stream on XBox live, providing yet another option if you don't have satellite or cable.

Bar

• The UFC has a list of all authorized bars and restaurants which will be showing the pay-per-view on a dedicated page.
• There's also an iPhone app for finding Sports Bars showing the UFC.

Mobile

• If you're all out of other options but have an iPhone or Androidphone you are able to order the PPV on either platform. The iPhone app can be located here with the Android app available here.