Celebs Attend Mayweather Fight: Justin Bieber, Lisa Raye, Kendrick Lamar, Diddy, Katt Williams, Rick Ross, Christina Milian, Diggy Simmons & Pooch Hall
Arguably, Saturday night's big fight, was a tough one for Floyd Mayweather Jr. The 37-year-old fought Marcos Maidana, to a packed house, winning the fight…