• BREAKING NEWS ABC shows live and on-demand -- Download the WATCH ABC app!

Kourtney Kardashian welcomes baby girl, Penelope Scotland Disick

In this photo released by Starpix, reality television star Kourtney Kardashian and Scott Disick attend the showing of the Jill Stuart spring 2011 collection during Mercedes-Benz fashion week in New York, Saturday, Sept. 11, 2010. (Starpix, Dave Allocca)

July 9, 2012 12:00:00 AM PDT
Reality TV star Kourtney Kardashian on Sunday gave birth to a baby girl named Penelope Scotland Disick.

The 7-pound, 14-ounce baby girl was born at Cedars Sinai Medical Center in Los Angeles.

The baby is Kardashian's second child with her longtime boyfriend, Scott Disick. They have a 2-year-old son named Mason.

Proud aunt Kim Kardashian wrote on her website that the family was thrilled to finally meet the newborn.

"She is absolutely perfect! I am so excited to be an aunt again and can't wait to spoil little Penelope," she wrote.