Kourtney Kardashian tights jacket black Jackson's party infant Joe Jackson Mason Kourtney Kardashian tights jacket black Jackson's party infant Joe Jackson Mason Mason's only a few months old, but he's already making friends with one of the country's most famous families!

Yesterday, Kourtney took her two-month old over to the Jackson family compound in Encino for a party.

He's already the little prince of the Kardashian/Disick family, so it's only fitting that he hob-nobbed with Prince Jackson!