Hilary Duff watches her ex-boyfriend Joel Madden perform with Good Charlotte in Las Vegas as she poses for a selfie with his wife Nicole Richie
Sofia Richie and sister Nicole lead star-studded support alongside Cameron Diaz for Benji and Joel Madden's band Good Charlotte at When We Were Young festival
Hilary Duff wows in a white ensemble as she enjoys mother-daughter day out with Mae, 2, in Los Angeles
