Stashed in: Boxing!, gifs, Best Videos, Awesome!, Fight Club, BRO!
He was probably quoting some rap lyrics / trash-talking just before getting his ass handed to him.
COME AT ME BRO
And while I'm at it...
Weird Al Yankovic First World Problems Fridge gif / gfycat
Screw you guys, I am going home!
Steve Carell Michael Scott it's Britney bitch gif / gfycat
A Brief History of the 5-cent Bag Tax