• PARTY OF FOUR photo | Kourtney Kardashian

Credit: AKM-GSI

Published: Monday March 11, 2013 06:00 AM EDT

2013

PARTY OF FOUR

It's a walk in the park for Kourtney Kardashian and beau Scott Disick, who check out the La Brea Tar Pits nearL.A. with 3-year-old son Mason and 8-month-old daughter Penelope on Sunday.