The Daily Star's FREE newsletter is spectacular! Sign up today for the best stories straight to your inboxDustin Poirier knocked Conor McGregor out at UFC 257 in shocking fashion and immediately had an expletive response.The Diamond exacted revenge on the Irishman, who beat him with a flurry of punches in 2014.And the American put on a stunning display against McGregor, boxing him into the ground before referee Herb Kean jumped in.After the two fighters traded blows, Poirier upped the tempo with intensity and Notorious could not handle it.McGregor looked in good condition in the first round but Poirier put on a tremendous show in the second.And his initial response was to throw his hands into the air and scream, "I'm a bad m*****f******!"In.
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