Floyd Mayweather says the flamboyant trash talking is done in the first installment of SHOWTIME’s All Access: Mayweather vs  Berto.

Watch above as Floyd Mayweather prepares to face Andre Berto in what is expected to be his final professional bout live Saturday, September 12th against Andre Berto, a two-time welterweight world champion and the current WBA welterweight interim champion.

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