Natalie Portman shows off her clean pate in Cannes. Plus: Ben & Jen, Tom & Katie, and more

SUN SONG

Lindsay Lohan gives it her all Saturday while playing KISS-FM's Wango Tango concert at Angel Stadium in Anaheim, Calif., where she joined Gwen Stefani, Kelly Clarkson, Jennifer Lopez, Will Smith and the Black Eyed Peas.