Panettiere shows off her curves at a charity auction in New York City. Plus: Amy Adams & Aviana, Will Smith, Ben Affleck, Amy Poehler & her sons and more

HAVING A BALL

After besting Novak Djokovic on Sunday, Rafael Nadal gets some support from a very special fan: Will Smith, who helps the tennis pro lift his new swag on a court in Buenos Aires, Argentina, following an exhibition match.