Travis Barker and Kourtney Kardashian both celebrated Penelope Disick's milestone 13th birthday with sweet tributes on Instagram.

Kourtney Kardashian's daughter Penelope celebrates a major milestone moment with support from mom and grandma Kris Jenner ...

On Tuesday, July 8, Kris Jenner shared a carousel of photos on her Instagram as she celebrated her granddaughter Penelope's ...

Kris Jenner celebrated her granddaughter Penelope Disick—whose parents are Kourtney Kardashian and Scott Disick—turning 13 ...

Penelope has been rocking some pretty epic costumes over the years including his mermaid ensemble from a few years back.

Band: Blink 182 Net worth: $50 million Rolling Stone magazine included Travis Barker on its 2016 "100 Greatest ... And let's not forget that he recently married Kourtney Kardashian, who has a separate ...