Kate Walsh brings the character of Addison Montgomery to life with great class and dignity... and awkwardness and more than a little irritation. In short, it's human... and perfect.

Kate Walsh and Alex Young on the eve of Kate's 40th birthday. We just love this Private Practice star and her new husband.

Kate Walsh is all smiles, as usual. With Private Practice now picked up for a full season, and her new marriage to Alex Young, she's certainly not short on things to smile about!

Kate Walsh and Barack Obama have met before, and recently connected again at one of his fundraisers. He offered his support for Kate and Private Practice. What a guy.

Kate Walsh is on the cover of the new issue of Marie Claire magazine. Good for Kate Walsh. We're big fans of hers!

Kate Walsh celebrated the big 4-0 at Parc in West Hollywood in October 2007. The woman had big plans for the evening and rang in her fifth decade with pals from shows past and present.

No idea if she's taken his name, but Kate Walsh is certainly smitten with new husband Alex Young. No doubt about that!

Kate Walsh and Alex Young on their way to a USC Trojans football game on Saturday, October 6, 2007. Such a cute, wonderful couple they make.

Kate Walsh (Addison Montgomery) and Michelle Ryan (Jaime Sommers, a.k.a. The Bionic Woman) are two of TV's hottest female stars, and go up against each other Wednesdays at 9. At least for the first week, Kate came out on top... barely. Both shows were very successful.

Kate Walsh stops by the Late Show with David Letterman to talk a little bit about Private Practice... which debuts tonight, September 26!

Kate Walsh looks stunning in red, and we're guessing that she will be equally beautiful on-screen week in and week out as leading lady Addison Montgomery on Private Practice.

Ha. Coffee mug. Get it? Anyway, Kate Walsh is beautiful as always in this picture from USA Today, which profiled the actress as she prepares for the premiere of Private Practice!