49ers star Patrick Willis is Down Under with some other NFL giants -- and they are RULING the beaches and the babes in thongs. Easy pickings for these guys? Plus, Floyd Mayweather Jr. gets his workout on ... to Justin Bieber's music. We know they're boys, but is this showing TOO much support? And Kristin Cavallari proves she's the coolest NFL wife -- you gotta hear what she says about Jay Cutler and the upcoming birth of their kid.