Marc Malkin

SPANISH FLY: Paris Hilton and her current fling boyfriend, Doug Reinhardt, helping Whitney Port celebrate her 25th birthday last night at El Compadre in Los Angeles followed by some late-night partying at nearby MyHouse nightclub.

THREE'S COMPANY: Dancing With the Stars duo-turned-couple Derek Hough and Shannon Elizabeth dining at Koi Los Angeles with Hough's mom, Marianne Nelson.

PIE FACE: Gwyneth Paltrow, having dinner with a large group of people including CNN's Christiane Amanpour at the new Sweetiepie restaurant in New York's West Village.

Who were all those pretty people The Real Housewives of New York City's Kelly Killoren Bensimon was hanging out with last night on the Lower East Side?

SMELL THIS: Blake Lively, Kim Raver, Eric Mabius and model Alex Lundqvist, hitting the Bensimon-hosted launch party for the new DKNY Men fragrance at the Hotel on Rivington. The night also toasted Mark Vanderloo as the face of the scent's new ad campaign.

BRATTY BEHAVIOR: Helen Mirren and Taylor Hackford, attending an L.A. screening of La Mission, an indie drama starring Benjamin Bratt and written and directed by his brother Peter.

COZY CORNER: Ed Westwick and Jessica Szohr, cozying up to each other while dining with friends at L.A.'s STK.

SINGLED OUT: Kevin Jonas, carrying several garment bags through the top floor of Nordstrom at the Grove mall  in L.A. before heading to Texas to launch the remix of "Tonight" with brothers Joe and Nick during the Dallas stop of the Verizon/BlackBerry mobile music tour.

LOVERS LANE: Lauren Conrad, kissing her boyfriend Kyle Howard while lunching at the cafeteria on the Paramount lot in Hollywood.

OFFICE HELP: John Krasinski and David Schwimmer, getting a bite to eat at Chicago's Rockit Bar & Grill with the eatery's owner Billy Dec.

TROPIC THUNDER: Jimmy Buffett, putting on a two-hour concert at the opening of his new Jimmy Buffett's at the Beachcomber restaurant in Waikiki, Hawaii.

COMING UP

SHOPPING WITH BENEFITS: Kyra Sedgwick and Kevin Bacon host John Varvatos' seventh annual Stuart House fundraiser on Sunday at the designer's boutique on Melrose Avenue in Los Angeles. Expected guests include Cindy Crawford, Lance Bass, Angie Harmon, Shannen Doherty, Ryan Eggold and Adam Gregory, among many others.

—Additional reporting by Dahvi Shira and Aly Weisman