05/15/2010 05:12 am ET | Updated May 25, 2011

Mischa Barton Helps Make-A-Wish Foundation (PHOTOS)

Mischa Barton stepped out at Make-A-Wish Founation's day of fun Sunday at the Santa Monica Pier looking fresh-faced and blonde. Also on hand to man the booths and rides for Make-A-Wish fans were 'True Blood' stars Anna Paquin and Stephen Moyer.