The occasion Kate Walsh was celebrating with friends? She is getting married! Kate had a bachelorette party in Las Vegas August 4, 2007. Looks like fun!

Perhaps more so than some fans of Taye Diggs would hope. The Private Practice star went a little crazy in Las Vegas... at least according to these photos.

Taye Diggs does Las Vegas. Perhaps in a way that his better half wouldn't be so thrilled about? Who's to say.

The ladies dig Taye Diggs... that we've known since his name started being thrown around as a possible Private Practice cast member. But if these recent pics from Vegas are any indication, that feeling is reciprocated... maybe too much so.

The ladies dig Taye Diggs... that we've always known. But if these pics from Las Vegas are any indication, it's reciprocated, as well.

Kate Walsh on the beach in Malibu in July 2007. She's getting ready for a photo shoot, but we're not sure for whom. We know this though - that is one lucky publication.

Blondes may have more fun, and Kate Walsh may be a natural blonde, but we like her as a redhead. Kate seems to prefer the red hair, too. How do we know this? She dyes it red!

A Kate Walsh swimsuit pic from a photo shoot in July 2007. Not sure yet what magazine or show it's for - but she looks great! We can't wait to find out.

A Kate Walsh swimsuit photo, and a beauty at that! For a photo shoot in July 2007, magazine unknown at present.

Kate Walsh, Taye Diggs and Shonda Rhimes, the creator of Grey's Anatomy and Private Practice, discuss the new show during the TV Critics Summer Press Tour.

The lovely Kate Walsh is psyched for her new series, Private Practice, and who can blame her! Not us, that's for sure.

Kate Walsh in a Monique Lhuillier dress at an L.A. charity gala in 2007. She looks great, but what did you expect?