The pair head south for another K-Fed birthday bash. Plus: Tom & Katie, Paula & her new man and more

RADIO DAZE

Kevin Federline rocks the mic, sort of, as a guest on a morning-radio show in Atlanta on Friday. Mr. Britney Spears was in town for a Saturday night appearance at the nightclub Vision. "It's unbelievable how high he ranked as a club draw," booker Chris Kappy told a local newspaper. "Only Paris Hilton ranked higher in the survey we did."