Witherspoon announces a special partnership (and shows off her new bracelet) at the United Nations in New York. Plus: Eva Longoria & Hillary Clinton, Julia Roberts and more

MEET HER MATCH

Paris Hilton indulges her inner rocker during a shopping expedition with boyfriend Benji Madden Monday in Hollywood. Coordinated looks aside, the heiress has been broadcasting her affections for her new beau with accessories, sporting a "B" pendant and a sparkly ring.