Nicole Richie and Joel Madden's Teenage Kids Join Them for a Rare Appearance

Nicole Richie and Joel Madden's lookalike teenage kids, Harlow and Sparrow, make their red carpet debut at the premiere of 'Don't Tell Mom the Babysitter's Dead,' which hits theaters on April 12. Nicole also shares her excitement over younger sister Sofia's pregnancy, and her brother-in-law, Benji Madden, welcoming his second child, Cardinal, with his wife, Cameron Diaz.