Kim's little sister hit the Avril Lavigne's Abbey Dawn runway during Mercedes-Benz Fashion Week Sept. 13. Big sis Kim was there to show her support, tweeting, "Just left Avril Lavigne's fashion show with my lil sis Kylie Jenner walking in it. She was so fab!"
Kylie Jenner
Kim's little sister hit the Avril Lavigne's Abbey Dawn runway during Mercedes-Benz Fashion Week Sept. 13. Big sis Kim was there to show her support, tweeting, "Just left Avril Lavigne's fashion show with my lil sis Kylie Jenner walking in it. She was so fab!"