The oldest of the Kardashian girls, Kourtney, and her longtime boyfriend Scott Disick have welcomed their second child, who will join big brother Mason Dash Disick. The child was born via all-natural birth at Cedars Sinai Medical Center on Sunday and weighed 7lbs. and 14 oz.

All the Kardashians are overjoyed and even took to their blogs to announce their excitement for their new addition to the family. Kim wrote, "The whole family is so thrilled to finally meet her! She is absolutely perfect! I am so excited to be an aunt again and can't wait to spoil little Penelope. I know Mason is going to be the best big brother in the whole world."

Khloe said on her blog, "I'm an auntie again!!!!!!!!!! As I'm sure you all know, my beautiful big sister gave birth yesterday to the most perfect baby girl you've EVER seen."