From WENN.com

The former Dawson's Creek star and her husband Marc Silverstein are expecting their second child next year (13).

Posting an image of a positive pregnancy test on her Twitter.com account on Monday (10Dec12), Philipps wrote, ""So this happened...""

And her representative, Carrie Byalick, tells Life & Style magazine, ""I can confirm she is pregnant.""

The couple is already parents to four-year-old daughter Birdie Leigh.