Original: The guest host and storyline matchmaker of the August 24 episode of Raw was welterweight boxing champion, Floyd Mayweather, Jr., who had a match with The Big Show at WrestleMania XXIV the previous year.
Simplified: On the August 24, 2009 edition of WWE Raw, the Guest host for the night was weltherweight boxing champion Floyd Mayweather, Jr. who previously had a match with The Big Show at WrestleMania XXIV in 2008.