The singer lights up with a smile while out on the town with friends in N.Y.C. Plus: Britney Spears, Eva Longoria, Miley Cyrus and more

3 of 23

GOOD JEANS

A glammed-up Hayden Panettiere shares a moment with scruffy Gossip Girl star Chace Crawford Wednesday during a party for Old Navy's new line at Eyebeam Atelier in New York. Maybe they're discussing denim?