Photo by Esther Lin/Showtime

Relive the blockbuster showdown that no one believed was possible when legendary undefeated world champion Floyd Mayweather battled UFC superstar Conor McGregor in the most anticipated sporting event of the year.

Don’t miss the SHOWTIME® premiere of this epic match for the ages – Saturday, Sept. 2 at 9PM ET/PT immediately followed by the premiere of ALL ACCESS: Mayweather vs. McGregor – Epilogue.