The American Academy of Cosmetic Dentistry celebrates red carpet season by polling its members about Hollywood's most glamourous grins. The winner this year - with 38 percent of the vote - was actress Eva Mendes, seen here at a film premiere on Aug. 7, 2006, in New York.
Credit: AP Photo/Stephen Chernin
Here, Mendes flashes her smile as she hugs actor Joaquin Phoenix at the 60th International film festival in Cannes, southern France, on May 25, 2007.
Credit: AP Photo/Jeff Christensen
Smile professionals agree that award-winning Hollywood actor Brad Pitt has the No. 1 male celebrity smile. Here, he grins during a press conference at the 60th International film festival in Cannes, southern France, on May 24, 2007.
Credit: AP Photo/Kirsty Wigglesworth
Here's another smile from Pitt, who accompained Angelina Jolie to the premiere of her movie "Beowulf," in Los Angeles, Nov. 5, 2007.
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We don't think those dentists were thinking of this picture when they cast their votes for Pitt.
Credit: AP Photo
The dentists thought Anne Hathaway, star of "The Devil Wears Prada," had a wicked grin. She came in at No. 2 on their list with 12 pcercent of the vote. She is seen here at a 2005 New York gala.
Here, the star who made a name for herself in the "Princess Diaries" movies, shows a regal smile at the Venice Film Festival in Italy.
The new Los Angeles Galaxy soccer star, David Beckham, came in second on the list of best male smiles. Here, he grins at fans during his official introduction as a Galaxy player on July 13, 2007, at the Home Depot Center in Carson, Calif.
Beckham has a lot to smile about in this July 22, 2007, photo. He had just signed a lucrative contract with the Galaxy and moved to Los Angeles. Now, he and his wife, singer Victoria Beckham, were going to a party given in their honor by actors Tom Cruise and Katie Holmes.
Kate Hudson was the third actress on the list of star-worthy grins. Here, she is showing her smile at the 2004 Tribeca Film Festival in New York.
Credit: AP Photo/Adam Rountree
Here, Hudson and pregnant singer-actress Jennifer Lopez share a smile and a joke backstage at the Movies Rock event at the Kodak Theater in Los Angeles on Dec. 2, 2007.
It's no surprise that actor Will Smith came in third on the list of best male smiles. It's hard to find a photo of him without a big smile on his face. Here, he waves during the Madrid premiere of his latest movie "I am Legend," on Dec. 14, 2007.
The action hero can even smile with his hands in cement during a hand and footprint ceremony at Grauman's Chinese Theater Monday, Dec. 10, 2007, in Los Angeles.
This is one high-wattage photo. Smith is sharing the stage with Eva Mendes, who tops the female list of smilers, at the London premiere of their new movie "Hitch" Feb. 22, 2005.