Top Famous Smiles Guess the smile Did you know tomorrow is World Smile Day? To celebrate, we're showcasing well-known goofy grins, quirky smirks and pearly whites. Can you guess which beaming faces they belong to? A world-famous soccer star The clues: He began his career with Manchester United before moving on to a Spanish club, an American team and – oh yeah – marrying a Spice Girl. A mom-to-be The clues: She shocked the music world when she revealed her "baby bump" at the MTV Video Music Awards. Who's the daddy? A gaffe-prone politician The clues: He was born in Scranton, Penn.,then moved one state over, where he later served as a United States senator A teen pop sensation The clues: The 17-year-old "Baby" singer gave his famous girlfriend a romantic surprise. A supermodel mom The clues: She's strutted for Victoria's Secret, married a top NFL quarterback and gave birth to a baby boy in 2009. An NFL wideout The clues: He was drafted last year by ...