Watch UFC 166 online stream tonight: Live video feed/PPV details, start time for 'Velasquez vs Dos Santos 3'

The complete UFC 166 fight card will air later this evening (Sat., Oct. 19, 2013) on two different networks -- FOX Sports 1 and pay-per-view (PPV) -- as well as online via Facebook (and Here's how to catch tonight's Heavyweight mixed martial arts (MMA) "Velasquez vs. Dos Santos" main event trilogy and more from any location.

Ultimate Fighting Championship (UFC) will once again air an entire fight card TONIGHT (Sat., Oct. 19, 2013) when Heavyweight champion, Cain Velasquez, collides with former division kingpin, Junior dos Santos, in a five-round main event rubber match of historic proportions.

UFC 166: "Velasquez vs. Dos Santos 3" will emanate from Toyota Center in Houston, Texas, beginning around 6 p.m. ET with the Bantamweight bout between Dustin Pague and Kyogi Horiguchi that will stream LIVE on and

Once the two-hour long Facebook/YouTube stream ends, the rest of the "Prelims" under card will begin to air live on FOX Sports 1 at 8 p.m., featuring fights between Tim Boetsch and C.B. Dollaway, as well as Hector Lombard and Nate Marquardt, among others.

Meanwhile, there are tons of ways to watch the PPV main card tonight, which begins at 10 p.m. ET., featuring the aforementioned 265-pound championship mixed martial arts (MMA) trilogy between "Brown Pride" and "Cigano," who will compete for the top spot in the UFC Heavyweight history book.

You can call up Comcast or your local cable and/or satellite provider (DirecTVDISH Network, etc.) and order the PPV on your television. For the Internet folks among us, you can also stream the event on your computers using UFC.TVYahoo! or UStream, among others.

And if you're really in a pinch, you can watch UFC 166 on your mobile phone via the Android Market and AppStore or even now on Roku. Gamers can also catch the UFC 166 action on Xbox Live and PS3 with the help of their video game consoles.

Want to watch UFC 166 at a local bar? Find out which establishments near you are showing the fights tonight right here.

However, if you need your UFC 166 results as soon as possible, for free, will deliver up-to-the-minute results and live fight coverage, including round-by-round, blow-by-blow coverage of all the UFC 166: "Velasquez vs. Dos Santos 3" action before, during and after the event RIGHT HERE.

More details on the UFC 166 fight card, who is fighting who, as well as how to keep yourself updated all night long, below:

UFC 166 Main Event:

265 lbs.: UFC Heavyweight Champion Cain Velasquez vs. Junior dos Santos

UFC 166 PPV Main Card (10 p.m. ET):

265 lbs.: Roy Nelson vs. Daniel Cormier
155 lbs.: Gilbert Melendez vs. Diego Sanchez
265 lbs.: Gabriel Gonzaga vs. Shawn Jordan
125 lbs.: John Dodson vs. Darrell Montague

UFC 166 "Prelims" on FOX Sports 1 (8 p.m. ET):

185 lbs.: Tim Boetsch vs. C.B. Dollaway
170 lbs.: Hector Lombard vs. Nate Marquardt
135 lbs.: Jessica Eye vs. Sarah Kaufman
155 lbs.: K.J. Noons vs. George Sotiropoulos

UFC 166 "Prelims" on Facebook (6 p.m. ET):

170 lbs.: Adlan Amagov vs. T.J. Waldburger
155 lbs.: Anthony Ferguson vs. Mike Rio
155 lbs.: Jeremy Larsen vs. Andre Fili
135 lbs.: Dustin Pague vs. Kyogi Horiguchi

To watch the UFC 166 "Prelims" on Facebook, (if you have a Facebook profile) simply "Like" the official UFC Facebook page and check out the "UFC Live Streams" tab on the menu. Again, UFC 166 "Prelims" are also available to watch online (geographic exclusions could apply) free-of-charge via and on later this evening.

Remember, too, that our round-by-round UFC 166 results of the under card fights on Facebook/FOX Sports 1 will begin to flow around 6 p.m. ET later this evening and run right on through to our main card PPV coverage, which is set to start at 10 p.m. ET.

To get up to speed on all the news and notes for UFC 166: "Velasquez vs. Dos Santos 3" be sure to hit up our comprehensive event archive right here.

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