Star Tracks: Wednesday, May 9, 2012

Up All Night costars Christina Applegate and Will Arnett share a hearty chuckle as they arrive for The Paley Center Media's "An Evening with Up All Night" presentation Tuesday in Beverly Hills.

A very demure Christina Hendricks patiently waits for a cab outside the Trump Hotel on Tuesday afternoon in N.Y.C.

After making a dapper appearance at the Met Gala, Chace Crawford strikes a hilarious pose Tuesday during the N.Y.C. premiere of his latest film, What to Expect When You're Expecting.

Jay-Z admires PEOPLE's 2012 World's Most Beautiful Woman, Beyoncé, at a New York party for the release of author Erica Reid's The Thriving Child on Tuesday – just one day after his wife made a splash at the Met Gala.

Where's Amanda? A solo Josh Hartnett stays connected to his iPad on Tuesday at a Coffee Bean amp Tea Leaf in Malibu.

Work it! Tyra Banks gives us all a master class in smizing at Tuesday night's 2012 Moth Ball, held at N.Y.C.'s Capitale, where the model-mogul celebrated heavyweights in storytelling.

After partying the night away with fianceé Jessica Biel at the Met Gala,Justin Timberlake takes a coffee break Tuesday in N.Y.C.

Someone's monkeyin' around! Busy Philipps shows off her quirky backpack Tuesday while treating daughter Birdie, 4½, to some fun at the Paul Frank and Babies 'R' Us event in Beverly Hills.

After celebrating her first wedding anniversary, the Duchess of Cambridge dazzles in an all-white gown and a sequined clutch while dining Tuesday in London.

From time capsules to smoke machines, Will Smith and his Men in Black 3 costars Josh Brolin and Tommy Lee Jones make a grand entrance Tuesday at the Japanese premiere of the comedy-action movie, which hits theaters May 25.

Gearing up for the series finale of Desperate Housewives, Eva Longoria gets dolled up while making an appearance on Good Morning America Tuesday morning in N.Y.C.

Too cool for school! Sandra Bullock dons a pair of shades as she takes son Louis, 2, to school Tuesday in Sherman Oaks, Calif.

A rainbow-haired Lady Gaga pays her respects to Japan's favorite bow-wearing kitty as she arrives in Tokyo on Tuesday – the singer, after all, is a huge fan of Hello Kitty and shares her bed with a Hello Kitty doll.

Jessica Alba'sboots are made for walking – through New York's Soho neighborhood Tuesday after lunching with friends at posh eatery Balthazar.

Son Theodore rides in style with mom Ali Larter, who took her son, nearly 1 ½, on a grocery run Tuesday at an L.A. Whole Foods.