When International Boxing Federation welterweight champion Errol Spence Jr. and similarly undefeated four-division belt-owner Mikey Garcia battle each other on Sunday (Manila time), one of the ringside spectator will be Filipino ring icon Manny Pacquiao.

And whenever the fighting senator is in the United States, expect the perfect American 50-0 win-loss owner Floyd Mayweather Jr. to be not far behind.