Back in February, Showtime signed Floyd "Money" Mayweather to a six-fight, 30-month deal. His last fight with Robert Guerrero on May 4 saw Mayweather pocket $32 million in purse money, and an additional $10 million+ in PPV revenue sharing. Meanwhile, the Houston Astros 2013 Opening Day payroll was $21,133,500. Major League Baseball has got to do something about teams bottoming out their payrolls.