Watch today'sThe main event weigh in video is above. The full event weigh-ins video is at the bottom of this post.
The main event of UFC 166 will see Cain Velasquez and Junior dos Santos go to war for the third time with the UFC heavyweight title at stake.
Cain Velasquez (241) vs. Junior dos Santos (240)
Daniel Cormier (224) vs. Roy Nelson (249)
Gilbert Melendez (156) vs. Diego Sanchez (156)
Gabriel Gonzaga (257) vs. Shawn Jordan (255)
John Dodson (125) vs. Darrell Montague (126)
Tim Boetsch (186) vs. C.B. Dollaway (186)
Hector Lombard (169) vs. Nate Marquardt (171)
Jessica Eye (135) vs. Sarah Kaufman (135)
K.J. Noons (156) vs. George Sotiropoulos (155)
Adlan Amagov (171) vs. T.J. Waldburger (170.5)
Tony Ferguson (155) vs. Mike Rio (156)
Andre Fili (148.5)* vs. Jeremy Larsen (145.5)
Kyoji Horiguchi (135) vs. Dustin Pague (135)
*Fili won't make weight, gives up 20% of his purse to Larsen.