Nicole Richie and Joel Madden took their son Sparrow, 1, and daughter Harlow, 2, to a Yo Gabba Gabba concert in LA on Saturday. Earlier this year Nicole and Joel announced their engagement.
(http://i.huffpost.com/gen/222726/NICOLE-RICHIE.jpg)
(http://i.huffpost.com/gen/222727/NICOLE-RICHIE.jpg)
Nicole Richie Steps Out With Sparrow & Harlow (PHOTOS) (http://www.huffingtonpost.com/2010/11/28/nicole-richie-steps-out-w_n_788850.html)