Nicole Richie and fiance Joel Madden performed with the cast of YO GABBA GABBA! at KIA Presents YO GABBA GABBA! LIVE! There's a Party in my City produced by S2BN Entertainment in association with The Magic Store and Wildbrain Entertainment at Nokia L.A. LIVE on November 27, 2010 in Los Angeles, California.
Credit: Zimbio
Photos by Kevin Winter/Getty Images North America
