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DIVE RIGHT IN
Zac Efron gets a knee up as he prepares to hit the water for a scuba lesson Thursday in Vancouver, Canada. The actor is reportedly learning to dive for his role in the movie The Death and Life of Charlie St. Cloud, a drama about a man dealing with the death of his younger brother.
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Gerard Butler certainly has a taste for Katherine Heigl as the costars get cheeky Thursday at the Los Angeles premiere of The Ugly Truth. The romantic comedy about a love-challenged TV producer (Heigl) and a sexist correspondent (Butler) opens July 24.
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CUTTING IT CLOSE
Braving a bevy of eager fans, a stylish Rihanna debuts her razor-sharp new do – which features a buzzed-off look from side-to-side – after dining at Da Silvano restaurant in New York's West Village on Thursday.
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Jennifer Lopez beats the muggy Manhattan heat with an icy treat Thursday as she continues to shoot The Back-Up Plan in New York City. The singer-actress will soon be celebrating a big birthday when she turns 40 on July 24.
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Look who's popping a wheelie! After spending a chilly day with his estranged wife Kate at the family compound, Jon Gosselin takes a solo spin on his ATV in Reading, Pa., on Thursday.
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Charmed, she's sure! Taylor Swift enjoys being the center of attention between two serious fans sporting "Marry Me" T-shirts – referencing her hit song "Love Story" – backstage at the Country Thunder music festival Thursday in Twin Lakes, Wis.
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LONG, HOT SUMMER
Eva Longoria Parker goes to great lengths to stay cool in her hot pink maxidress for a reported business meeting in West Hollywood on Thursday.
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SIGN OF APPROVAL
Clearly he's having a good time! Entourage star Adrian Grenier gives two thumbs up during an appearance on MTV's It's On with Alexa Chung Thursday in New York.
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Toting her 7-month-old son Bronx Mowgli on her hip, Ashlee Simpson-Wentz cheerfully heads to a baby class in Encino, Calif., on Thursday.
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DOWN UNDER THE HOOD
Strolling through Sydney, Australia, Pink and on-again hubby Carey Hart keep their arms linked while reportedly making their way to a movie on Thursday.
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Mark Wahlberg laces up his boxing gloves – and bares his famous physique! – for his latest movie role, playing boxer "Irish" Mickey Ward in The Fighter, filming Thursday in Boston.
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Even in workout gear, Shakira is chic on the streets of Paris while arriving at a gym on Thursday. The singer just released the new single "She Wolf."
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It only looks like he's enlisting in the British military! David Hasselhoff rides into action while filming a television special with BBC Radio 1 deejay Scott Mills (not pictured) – which included a paintball battle – on Thursday in Leicestershire, England.