Floyd Mayweather and Andre Berto made the fight official as both fighters made weight for their fight tomorrow night at the MGM Grand in Las Vegas, NV. Andre Berto stepped to the scale first weighing in at a low 145 lbs. Floyd Mayweather kept to his average weight tipping the scale at 146 lbs. Both fighter's looked in shape and ready to go however Mayweather comes in at a huge favorite for the fight. The fight begins at 8pm EST tomorrow night, September 12th, on Showtime PPV.