Happy Belated Birthday, AnnaSophia Robb!

AnnaSophia Robb holds on tight to her yoga mat while leaving class in SoHo, New York City on Thursday afternoon (December 6).

The Carrie Diaries starlet celebrated her 19th birthday over the weekend at the Arlington Club. Happy Birthday, AnnaSophia!

PHOTOS: Check out the latest pics of AnnaSophia Robb

In case you missed it, check out a new preview for The Carrie Diaries, also starring Austin Butler and Stefania Owen.

The new show premieres Monday, January 14th @ 8PM ET/PT on The CW.