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Mila Kunis having dinner with two girlfriends at Fig & Olive in West Hollywood on Tuesday, March 29, ordering the fig & gorgonzola tartlet, zucchini carpaccio, rosemary lamb chops, filet mignons, and two desserts to share. Mila, who was wearing jeans, stilettos, and a black & white striped blouse, was seen laughing and joking with her friends during dinner, and later spent time hanging out in the lounge.

Rafael Nadal joining top ATP players Novak Djokavic, Kei Nishikori and Jurgen Melzer for a fundraising event benefiting Japan relief at the JW Marriott Marquis Miami’s indoor tennis court, the only one of its kind in Miami-Dade County, on Thursday, March 24.

Christian Slater and Fred Savage (with his son, Oliver) visiting the hauler of NASCAR’s five-time champion Jimmie Johnson at Auto Club Speedway in Fontana, California on Sunday, March 27.

Jessica Szohr and a pal joining Miami’s elite on Saturday, March 26, for an exclusive Miami Jaguar Driving Experience. She and a friend hit the pavement in the all-new sleek and stylish Jaguar XJ and cruised north from ONE Bal Harbour Resort & Spa to Boca Raton Resort & Club. There, Szohr mingled with other guests over signature sushi at Morimoto and frozen hot chocolate at Serendipity.

Elizabeth BanksKarina Smirnoff, Ralph Macchio, Gabrielle Union and Mark-Paul Gosselaar hanging out at the Nintendo 3DS launch at Siren Studios Orange in Hollywood on Saturday, March 26. Guests enjoyed a sneak peek of the portable 3D entertainment device that is glasses free (first of its kind!). Guests were able to try out the system with a variety of Nintendo titles and partied to the sound of DJ Momjeans aka Danny Masterson and Daisy O'Dell.

Kendra Wilkinson telling reporters, “I am just so happy with the size of my body right now, I'm so comfortable and I’m here to flaunt it” at the kickoff of pool season at Wet Republic in Las Vegas on Saturday, March 26, where she served as host and sipped on watermelon mojitos all afternoon.

Perez Hilton celebrating at Siren Studios in Hollywood on Saturday, March 26 at his very own “Blue Ball 33rd Birthday Celebration” with live performances from Dita Von Teese, Darren Criss, Selena Gomez, 
Kat Graham, Debbie Gibson, Christina Perri, Geryson Chance, Macy Gray, and Matty B.

Janet Jackson performing at Borgata Hotel Casino & Spa in Atlantic City, New Jersey on Saturday, March 26.

Jillian Michaels visiting NASCAR’s Auto Club Speedway to work out with driver Mark Martin in Fontana, California on Friday, March 25.

Britney Spears delivering songs from her latest album, Femme Fatale including the singles, “Hold it Against Me,” “Till the World Ends” and “Big Fat Bass” at a special, surprise performance on Friday, March 25 at Rain Nightclub inside Palms Casino Resort in Las Vegas, alongside resident Palms DJ, “Jersey Shore’s” DJ Pauly D.

Hayden Panettiere, wearing a black skirt, leather jacket, and black Louboutins, hilling at N9NE Steakhouse inside Palms Casino Resort in Las Vegas on Saturday, March 26, where she and a group of friends enjoyed the atmosphere from the lounge and sipped on Red Bull drinks.

Cindy Crawford working with her entire family at a home in Encino, California, to shoot the commercial ad campaign for Propel Zero, which began airing on television this week. Her children, Presley and Kaia, had fun on the “Get More for your Zero” shoot, and were particularly amused when they saw their dad, Rande Gerber, getting powder put on his face.

On Thursday, March 24, Nylon Magazine and Silver Jean Co. were hosting the 12th anniversary celebration with April cover stars and costars of Sucker Punch, Vanessa Hudgens, Abbie Cornish, Emily Browning and Jamie Chung at Tru Hollywood in Los Angeles, along with guests Brittany Snow, Kelly Osbourne, Nicky Hilton, Whitney Port, and Tristan Wilds, who enjoyed Red Bull specialty cocktails, Crumbs Cupcakes, and music by Taryn Manning and DJ Rashida.

Camilla Belle attending the opening of the Juicy Couture South Beach store on Thursday, March 24, wearing the “Bird by Juicy Couture Sequin Mini Dress” from the Fall 2011 collection.

American Express hosting the “Unstaged: An Original Series from American Express” concert with music sensation Duran Duran at The Mayan Theatre in Los Angeles on Wednesday, March 23.  Around the world, viewers who tuned in to the concert’s live-stream were able to admire the surreal and unique concert views as Duran Duran rocked the crowd with their energetic performance, in front of guests including Kelis, Beth Ditto (The Gossip) and Gerard Way (My Chemical Romance).

Mark Sanchez and Jon Stewart attending the 2011 World Police & Fire Games benefit gala at the Jacob Javits Center in NYC on Wednesday, March 23. The gala, which honored long time supporters of firefighters and police officers, honored both Sanchez and Stewart for their support of the Games. Sanchez made it a family affair, bringing his father, a veteran firefighter in Orange County, California and two brothers.

Penn Badgley joining an exclusive crowd of party-goers in Miami Beach on Tuesday, March 22 for the Sony Ericsson Xperia PLAY launch party inside the Sony Ericsson Open’s official kick-off event alongside longtime pal Shawn Pyfrom and “Real Housewife of Miami” star Adriana De Moura while DJ Diplo spun upbeat mixes.

Kristin Davis receiving the Wyler Award at the Humane Society of the United States’ 25th Anniversary Genesis Awards on Saturday, March 19, at the Hyatt Regency Century Plaza in Los Angeles, with guests including Betty White, Valerie Bertinelli, Jane Leeves, Wendie Malick, Olivia Munn, Michael Vartan, Leona Lewis, Ed Asner, and Stephanie Pratt. Attendees walked the carpet with Dusty the Dog from “True Blood.”

Taylor Momsen, Jamie Burke, Vince Young, and others checking out the Samsung Focus Presents Perez Hilton's "One Night In Austin" event where The Pretty Reckless, Liz Phair, Selah Sue, Frankmusik, Zowie, Kids of 88, Oh Land and more hit the stage for an evening of amazing live performances on Saturday, March 19.

On Friday, March 18, Jason Kennedy, Guiliana Rancic, Jared Leto, Stephanie Pratt, Kelly Bensimon, and Robert Buckley supporting Generosity Water’s “Night of Generosity” gala presented by TicketsforCharity.com, at a private Beverly Hills mansion. The evening raised over $100,000 to build 23 water wells in Haiti, providing more than 8,000 people with clean water.

Lacey Schwimmer of “Dancing with the Stars” picking up Joico's ReconstRx Iron for her hair at Gavert Atelier Salon in Beverly Hills on Thursday, March 17. Lacey said, “I need something for my dry hair for styling that wont damage it further!”

Neve Campbell and new boyfriend J.J. Feild sitting in the stands of the BNP Paribas Open tennis tournament in Indian Wells, California for the finals matches, donning dueling Fila jackets and joking around while Neve took in her first ever tennis match on Sunday, March 20.

B.O.B checking out the Samsung Focus phone at SXSW on Thursday, March 17, while Taylor Momsen and Brad Womack stopped by on Saturday, March 19.

Maria Sharapova announcing six female tennis players who have been chosen as “Xperia Hot Shots” on Sunday, March 20, at the launch event of the Sony Ericsson Xperia Hot Shots in Miami, Florida. The chosen women will receive exclusive access to the worlds of music, film, gaming and fashion, allowing them to grow their online fan base, an all-important part of being a modern sporting icon.

Ashlee Simpson and Bronx, Jack Black and family, Julie Bowen and family, Jeff Probst, Maya Rudolph, Jason Biggs, Nathan Fillion, and Allison Brie enjoying their afternoon on Sunday, March 20 at the Skirball Cultural Center in Los Angeles at the second annual Milk + Bookies Story Time Celebration. Families were able to enjoy their favorite childhood stories in the celebrity reading room, create story-inspired arts & crafts, photo flipbooks, and of course, eat milk and cookies.

On Friday, March 18, Chris Evans, and his former roommates from his early days as a Boston resident, taking over a VIP table at Marquee Nightclub inside of The Cosmopolitan of Las Vegas, while enjoying the sounds of DJ Chuckie.  Earlier in the night, the group fueled up with dinner at STK, feasting on duck, Dover sole, and cowboy steak, along with crab and Caesar salads.

B.O.B. showing up to support the Oakley Artist Showcase at The Phoenix to check out performing artists including Shwayze, Cisco Adler, Kelley James, Das Racist, The Cataracs, and Sky from LMFAO on Friday, March 18.  B.O.B. showed his support for Oakley all weekend long as he rocked his favorite pair of shades to just about every event he attended.

Taylor Momsen discussing her recent career-change from actress to musician backstage at the Carrera Sunglasses Escape during the Samsung Focus Concert at SXSW on Friday, March 18, telling onlookers that it’s better to stick to one thing. The Pretty Reckless singer, influenced by Debbie Harry, seems to know her stuff, giving clear direction to the stage manager during rehearsals regarding vocal needs for her performance.

Kanye West, Jay-Z, John Legend, Kid Cudi, and Bon Iver performing in front of celebrity guests Beyonce, Diddy, Aziz Ansari, Jimmy Kimmel, Asher Roth, Andy Roddick, Brooklyn Decker, Cassie, and LMFAO at Vevo Presents: G.O.O.D. Music sponsored by Chevrolet at SXSW on Saturday, March 19.

Legendary new wave band Duran Duran and The Bangles stopping by the SPIN Shed Powered by Samsung Focus at SXSW on Thursday, March 17. The two bands spent some time catching up and picked up Samsung Focus phones as well.

Suri Cruise looking stylish for spring, wearing babyGAP's Ruffle Trench while out and about in NYC with mom Katie Holmes on Friday, March 11, Tuesday, March 15, and again on Wednesday, March 16.

Host Seth Rogen joining performers and participants such as Jonah Hill, Betty White, Patrick Dempsey, Kristen Bell, Vanessa Williams, Nick Jonas and the cast of The Big Bang Theory for a good cause, as they celebrated at the 19th Annual “A Night at Sardi’s” fundraiser and awards dinner benefitting the Alzheimer’s Association on Wednesday, March 16.

Brittany Snow showing off her shooting skills while playing “SOCOM 4” at the PlayStation Lounge during SXSW on Saturday, March 12.

AnnaLynne McCord, Olivia Munn, Benicio del Toro, and Travis Barker partying at NYC nightclub Avenue on Monday, March 14. Travis Barker, who was in NYC for the night to do interviews for the Lil Wayne tour, stopped by with a few friends and drank vodka soda cocktails.

Kim Kardashian and boyfriend Kris Humphries supporting Kim’s stepbrother Brody Jenner and his gal pal Avril Lavigne at her “Goodbye Lullaby” album release party on Tuesday, March 8 in NYC. Both couples were extremely affectionate, as Kim sat on Kris’ lap the entire night! The foursome danced and sipped Ciroc Vodka cocktails and Avril created a special green-colored cocktail appropriately titled Ciroc’s Goodbye Lullaby.

UNICEF Ambassador Selena Gomez with RihannaTaylor SwiftRobin Williams, Adrian Grenier, and Dwight Howard joining forces with the U.S. Fund for UNICEF to launch Celebrity Tap, supporting the Tap Project and to raise awareness of the current water crisis by bottling their own tap water. The stars were encouraging donations during World Water Week, from Sunday, March 20 to Saturday, March 26.

Common taking in his 38th birthday with a surprise bash thrown by friends and family, including Kanye West, Kid Cudi, and Meagan Good at The Redbury Hotel in Hollywood on Sunday, March 13. Common was completely surprised and was all smiles for the rest of the night as he caught up with everyone while sipping Crown Royal Black cocktails.

Amanda Seyfried picking up 16 Sprinkles Cupcakes in her favorite flavors on Tuesday, March 8: 4 red velvet, 4 cinnamon sugar, 4 vanilla, and 4 dark chocolate.  Amanda was sweet and friendly to staff and even had her ID ready for them to check before she was asked.

Kelly Preston hanging out at Kirstie Alley’s event sponsored by VnC Cocktails on Wednesday, March 9 in Los Angeles. Even though Preston had a tumultuous relationship with Charlie Sheen that ended badly, she was overheard saying, “He’s such a good person underneath all of it, he really is.” She said her heart goes out to him and his family and then continued inside the party where she hardly left Alley’s side.  Before leaving, Preston picked up a gift bag of organic goodies for her daughter Ella.

Recently broken up from boyfriend Justin Timberlake, Jessica Biel was spotted eating at new Hollywood restaurant Café Entourage on, Saturday, March 12, as she was all smiles while throwing her younger brother Justin a 20-person birthday dinner party at the new hotspot eatery its opening weekend.  Biel seemed in great spirits and enjoyed martinis and a sandwich from the eclectic menu.

Deidre Behar contributed to this report.