Penelope Disick is a teenager! Kourtney Kardashian says her "heart is exploding" as she celebrates her daughter's 13th ...

David accompanied the post with an adoring caption: "Happy 13th Birthday to my beautiful little girl. Daddy is so proud of you, you have grown up to be a kind, ...

"Happy Birthday to my princess." Harper's brothers, Romeo , Brooklyn , and Cruz , also shared photos with her, sharing messages of their own. "Happy 13th birthday harps can’t believe your a ...