Khloe Kardashian is officially single... and already mingling with a certain Dodgers centerfielder.

The reality star, who filed for divorce from Lamar Odom yesterday, may already have moved on to a new man. Just hours after filing legal documents, Khloe was photographed heading to the gym with All-Star Matt Kemp.

Posted in: Khloe Kardashian

Matt Kemp has struck out with Rihanna.

Sources confirm to Us Weekly that the outfielder and the singer are no longer an item, as the sexy crooner "was basically just over it," an insider says. Adding that the relationship was "never as serious as it looked," the friend concluded:

Posted in: Celebrity Break-Ups

Was Matt Kemp just busted creepin' while Rihanna's outta town?

It's unclear, but ... watch the video below. Spotted by celebrity gossip personnel, the L.A. Dodgers star looked a bit uncomfortable, as if he was up to no good with an unknown girl. The way she reaches for him as he tries to ignore her?

Posted in: Rihanna