bayless will need little introduction to either fighter , having previously worked five of mayweather 's bouts and seven of pacquiao 's .
in fact , he oversaw the former 's professional debut against roberto apodaca in 1996 .
the 64-year-old is widely considered to be one of the best referees in the world and will pocket $ 25,000 for the night 's work on may 2 while judges dave moretti , glenn feldman and burt clements will each receive $ 20,000 .