US Magazine is reporting today that Britney Spears' ex, Kevin Federline, is in talks to join the Broadway cast of Legally Blonde. Federline would be playing the role of the hunky UPS man, originated by Andy Karl. Broadway is notorious for its stunt casting, but casting a guy who is best known as the father of a famous pop star's two children is slightly unusual. Nothing's definite yet, though. Stay tuned ...