Watch Online Free on Watchseries. Manny Pacquiao vs. Joshua Clottey, billed as The Event, was a welterweight fight for the WBO World welterweight championship. The bout was held on March 13, 2010, at Cowboys Stadium, in Arlington, Texas, United States. This match was put together after the long awaited "superfight" between Manny Pacquiao and Floyd Mayweather, Jr. had fallen through.