Carlos Navarro counting along with the ref vs Bobby Pacquiao was one from bizarro world.
Bobby Czyz had a few.
Kennedy McKinney looked like he quit right before he decided not to vs Ncita.
Yori Boy Campas had a run of finding the stool comfortable 5 or 6 times.
Mike Tyson. He quit
Chavez sr. He quit also.
Robert Allen tried to fake coma in rematch with Hopkins. Guys quit standing up and laying down.