Conor McGregor will be facing the toughest challenge of his life this Saturday when he steps into the ring against Floyd Mayweather. In the meantime they gotta keep the buzz going. Watch this brief scuffle between Conor and former sparring partner Paulie Malignaggi. Apparently Paulie feels McGregor’s team released edited footage of their sparring session to make him look bad. Hit play above to watch their war of words.