Posted on Tue May 24, 2011 08:50 AM PDT
While Britney Spears and boyfriend Jason Trawick were in Vegas for the Billboard Awards, her ex Kevin Federline and pregnant girlfriend Victoria Prince were rooting on Sean Preston at his baseball game in Calabasas.
We couldn't help but notice the growing belly ... and we're not talking about just Victoria. K-Fed sure is living large these days!
Check out adorable Sean Preston dressed in his baseball uniform ... after the jump.
Such a cutie!
SEE THE GALLERY Kevin And Victoria Root On Sean Preston At Baseball Game
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BREAKING NEWS - Kevin Federline's Girlfriend Victoria Prince Gives Birth To Baby Girl - Aug 16, 2011
Make Way For A Very Large Kevin Federline! - Jul 15, 2011