K-Fed's K-Derby Stud Service

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Kevin Federline: The Kentucky Derby, once a bastion of the Southern elite, is now swarming with D-listers. Case in point: K-Fed shows up to a Derby after-party, grabs the mic from fellow bottom-feeder DJ AM and asks the crowd, "I got four kids already—which one of you Kentucky girls wants to have my fifth?" In a remote L.A. enclave, the hand of a young Ms. Spears slowly rose.

Jimmy Fallon: What do you do when your career's in the crapper? If you're J. Fall, you party with some Kentucky frat boys. Fallon, who was slated to attend Stuff magazine's Derby party, decides instead to play beer pong at Sigma Chi.

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