Oh yes, we have been waiting breathlessly (more or less) for this. Folks who are in the know have come forward and told the Star that Katie has been dancing in the sheets with her personal trainer- among others.
Read these sources for more info:
The Hollywood Gossip
If I were the suspicious type, I'd think this is all a ploy for publicity. There are an awful lot of California media picking up on this. And it just so happens she's been spending a lot of time there. Kind of like Ricky Ricardo trying to get his 15 minutes in the Hollywood eps of I Love Lucy.