09/14/2007 at 05:00 PM EDT
Newlywed Kate Walsh wishes her wedding could have been a never-ending affair.
"I had an amazing time," the Private Practice
star tells Extra.
Walsh, 39, married
movie executive Alex Young, 36, over Labor Day weekend, with the couple saying their "I dos" before 100 guests – including Walsh's former Grey's Anatomy
costars Katherine Heigl
, Chandra Wilson, Sara Ramirez, Justin Chambers and the show's creator, Shonda Rhimes.
"First when you walk down the aisle, that was pretty powerful," she says. "To have a church full of everybody that is near and dear to me and that I love and that loves us and seeing his face!"
Having now experienced her her big day, "I see why people have week-long weddings," she says. "Let's just keep it going."
As for rumors that she is expecting, Walsh replies, "A baby, no. We might get a new puppy."
For now, she says, "We are just excited to spend time with each other."