Conor McGregor and former training partner Paulie Malignaggi exchanged words Tuesday evening in Las Vegas after the Mayweather vs. McGregor Grand Arrivals. Subscribe: goo.gl/dYpsgH Check out our full video catalog: goo.gl/u8VvLi Visit our playlists: goo.gl/eFhsvM Like MMAF on Facebook: goo.gl/uhdg7Z Follow on Twitter: goo.gl/nOATUI Read More: www.mmafighting.com MMA Fighting is your home for exclusive interviews, live shows, and more for one of the world's fastest-growing sports. Get latest news and more here: www.mmafighting.com