While he seemed to be left out of the festivities, he did share a birthday wish to his little girl. ""1 of the only things I'm proud off [sic] about myself," Scott captioned an Instagram post with several pics of Penelope. "Happybdayp."
While Disick was hanging with his kids this weekend, Kourtney was celebrating her youngest sister Kylie Jenner's 18th birthday. "Squad goals," she captioned a pic of all her sisters.
She also shared this sexy pic of her and sister Kim: