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ON THE BUTTON
Jake Gyllenhaal sharpens up as he makes his way to a Monday taping of the Late Show with David Letterman in New York City.
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Looks like she's still not impressed! Olympic gymnast McKayla Maroney and Extra co-host Maria Menounos recreate Maroney's signature expression while filming a segment in Los Angeles on Monday.
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Newlyweds Alec and Hilaria Baldwin look on with excitement at the first day of the 2012 U.S. Open in Flushing, N.Y., where Kim Clijsters defeated Victoria Duval in the first round of women's singles matches.
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Also at the U.S. Open: Sparkle star Jordin Sparks, who looks awestruck as she performs Monday night during the opening festivities of the tennis tournament in Flushing, N.Y.
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Moving on! George Clooney keeps his cool Monday while navigating a crowd in Geneva, Switzerland, where he attended a dinner for President Barack Obama's re-election campaign.
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WHAT'S UP, DOC?
Lucy Liu takes the lead in character as Watson Monday on the N.Y.C. set of Elementary, CBS's upcoming take on the Sherlock Holmes saga.
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NEED A HAND?
Working out seems to be no sweat for Cameron Diaz, who breezes through the streets of N.Y.C. on Monday in a gym-ready ensemble.
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The color suits him! PEOPLE's reigning Sexiest Man Alive puts his best (and most fashionable) foot forward as he exits Monday's Today show taping in N.Y.C.
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Rihanna makes a bold fashion statement after landing at London's Heathrow airport Monday.
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Matthew McConaughey keeps up the good work Monday on the New York City set of The Wolf of Wall Street, a Martin Scorsese crime drama about financial corruption.
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