LOS ANGELES In Los Angeles, Chloe Grace Moretz took to the red carpet for the premiere of “If I Stay.” Wearing a layered, flowing gown, Moretz was joined at the opening by cast mates Mireille Enos and Jaime Blackley. Guests included Scandal’s Bellamy Young, and Danika Yarosh and Emma Kenney of Shameless. But the buzz of the night was the appearance of Brooklyn Beckham who is rumored to be dating Moretz. Meantime, Brooklyn's dad, David Beckham hit the town along with Gordon Ramsey. And John Mayer was spotted leaving the famed Chateau Marmont in West Hollywood. NEW YORK CITY In a true show of sportsmanship, Serena Williams accepted David Letterman’s invitation for a quick round of tennis while wearing sky high strappy heels. Also in New York City, a pregnant Ali Larter posed for pictures at the Children’s Museum of Manhattan, Pierce Brosnan greeted fans while on the promotional circuit for new film “The November Man” and comedian Kathy Griffin gave autographs and posed for fan photos.