Blake Lively's 'Sisterhood' Co-Stars Have All Met Her Baby!

Blake Lively secretly gave birth to her baby daughter in December and she found a fun way to surprise her friends with the happy news.

“That bitch! She tricked me!” the 27-year-old actress’ Sisterhood of the Traveling Pants co-star Amber Tamblyn jokingly told People.

“I went up there and I didn’t know, everybody knew but me, and she does that s— to me,” Amber said. “She was texting me about wallpaper, she was like, ‘You gotta come see my new wallpaper,’ and I went up there, and there was her baby.”

“We’ve all been over,” Amber said of her Sisterhood family including America Ferrera and Alexis Bledel. “I’m very excited for her and Ryan, and to be an auntie. All of us are godmothers so we are very happy.”

“I took pictures with Ryan and the baby and sent them to Ken Kwapis, the Sisterhood director,” she added. “I couldn’t be more excited for her and Ryan, and they are going to be amazing parents.”