Kim Kardashian tells Nightline Co-Anchor Cynthia McFadden about the night she met teen pop star Justin Bieber and about the backlash from his fans that followed. Nightline caught up with the entire Kardashian clan and you can watch the full story on Nightline Monday 5/11 at 11:35 pm ET on ABC News. See the full story online at abcnews.go.com