The UFC 181 fighters weighed in on Friday and tensions were running high. Even for the top four fighters – Johny Hendricks vs. Robbie Lawler and Anthony Pettis vs. Gilbert Melendez – the staredowns got extremely tense. SEE ALSO: UFC 181 Weigh-in Results: Lots of Heated Moments, as Two Title Fights Set Check out the UFC 181 fireworks! Follow MMAWeekly.com on Facebook , Twitter and Instagram . UFC 181: Hendricks vs
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