On Saturday night, Floyd Mayweather and Canelo Alvarez’s title fight went down at the MGM Grand in Las Vegas, and as Floyd made his way to the ring, Lil Wayne accompanied the STILL undefeated champ to the ring and performed his Carter 3 single, “A Millie.” Justin Bieber… also accompanied Floyd to the ring…

Watch Floyd Mayweather’s entrance as Lil Wayne performs “A Millie” below:

After the fight went down, and Money May wiped the ring with Canelo, Meek Mill and Diddy performed at the fight after party at The Palms.