Little Kourtney Kardashian is starting to get big -- thanks to her growing baby bump!
The tiniest Kardashian and her sister Kim Kardashian hit up the park this weekend in Malibu with Kourtney's adorable two year old son Mason.
Mason and his reality show star aunt played together on the jungle bars while mama Kourtney flaunted her big belly in a tight dress.
Kourtney previously revealed she and Scott Disick are expecting a baby girl, due in the next couple months.
Check out more shots of the family's play date in the photos above!