VIDEO : The Kardashians Post Adorably Sweet Messages on Social Media for Kylie Jenner 19th Bday

Instagram Kylie Jenner is feeling the love! As she celebrates her 19th birthday today, Kylie's loving mom and sisters have been busy sharing some adorably sweet messages on social media for the baby of the family to honor the extremely special occasion! In fact, before the clock even struck midnight to ring in her official birthday, Khloe Kardashian was already feeling extra sentimental about her younger sis growing up. "My baby girl is about to be a year older...if anybody knows me, they know my obsession for my little sisters is real," Khloe posted on Instagram , alongside a hilarious video of them playing with Snapchat filters.