The actress and New York Times best-selling author welcomed her second child with 'American Pie' husband.
Lazlo Biggs was born on Monday at Lenox Hill Hospital in New York City, weighing in at 7 lbs., 1 oz., and measuring 20 inches long.
"Mom, dad and big brother Sid are doing great!" reports E! Online.
The actress is an avid social media user and has documented her pregnancy through several selfies, from making an announcement to even posting nude and topless photos of herself with the baby bump.
Biggs met Mollen while filming 'My Best Friend's Girl.' The couple tied the knot on April 2008 and have a son named, Sid, born on February 2014. (ANI)