For the last three years at music festival Coachella, the A|X Armani Exchange and T-Mobile Neon Carnival is the place to be for all the big stars to have a little fun in between shows!

The Brent Bolthouse-produced bash featured carnival games and thrill rides including bumper cars, an enormous ferris wheel and a giant slide, and a big central dance floor, which stayed packed well into the morning hours thanks to sounds spun by “Project X” hit man DJ Jesse Marco.

Celebs spotted enjoying the fun festivities of the Neon Carnival included Usher, Emma Roberts, Gerard Butler, Paris Hilton, Glee’s Chord Overstreet, Mark Salling, Cory Monteith and Harry Shum Jr., Twilight’s Kellan Lutz, Breakaway’s Camilla Belle, Kings of Leon’s Jared Followill, Hunger Games’ Josh Hutcherson, Revenge’s Ashley Madekwe and Christa B. Allen, Gossip Girl’s Jessica Szohr, Michelle Trachtenberg and Penn Badgley with girlfriend Zoe Kravitz, Shenae Grimes, Kevin Connolly, Inception’s Lukas Haas, supermodel Chanel Iman and designer Alexander Wang.

More “HOT SHOTS” from photographer Seth Browarnik (WorldRedEye.com) of the A|X Armani Exchange and T-Mobile Neon Carnival… coming soon!

PHOTO: Eric Schramm

Summer may be imminent but it’s still skiing weather for a few celebrity do-gooders…

“Modern Family” stars Ty Burrell and Jesse Tyler Ferguson (pictured above), Kate Walsh, ”Glee” stars Cory Monteith and Harry Shum Jr., Tony Hawk and funnygal Whitney Cummings were just some of the celebs who hit the slopes over the weekend in Park City, Utah, to support a really great cause.

Operation Smile, an international children’s medical charity, hosted its 1st Annual Smile Challenge event at the Canyons Resort in Park City. The Smile Challenge marks the organization’s arrival in Park City and recognizes the more than 200,000 life-altering surgeries it has provided to children around the world who were born with cleft lips and cleft palates.

In addition to Park City, Operation Smile plans to expand their efforts to several other new markets in North American cities, including Palm Beach, Dallas, Aspen and Toronto.

Everyone deserves a happy and healthy smile!

Debra Messing at her GOTHAM MAgazine cover party in NYC

Sorry, y’all! We’re a little late with this one, but here’s where the stars were last week…

Debra Messing was joined by her fellow Smash cast members Angelica Huston, Will Chase, Jaime Cepero, and Raza Jaffrey at her Gotham magazine cover party at Beaumarchais presented by Voli Light Vodkas.

It was a family affair on Wednesday night at the LACOSTE Launch of their Women’s Spring/Summer 2012 Collection at the Sunset Tower in West Hollywood. Actress Malin Akerman brought her sister, Jennifer, as her guest while former New York Giant and Fox NFL Sunday analyst, Michael Strahan, attended with his wife Nicole Murphy. Other guests at the event included Jenna Elfman, Jesse Metcalfe and Revenge’s Christa B. Allen and Ashley Madekwe.

B.O.B and Pete Wentz were two of the many who attended the Hard Rock Hotels Present: “The Sound of Your Stay” Music Lounge and The Motorola Café. B.O.B even too the stage to deliver one of the hottest performances at SXSW!

Legendary Damon, Pretentious PR, Marquee and Remy Martin V presented “Studio 54” The Return of the King, Legendary Damon’s Birthday Celebration this week. The event, which was hosted at New York’s iconic Marquee nightclub. Guests enjoyed performances from Roc Nation songbird Bridget Kelly and United Kingdom Grammy Award winning singer Estelle while swaying to music provided by DJ’s Jimmy the Gent, Charlie Brown, Goldfinger, Kiss and MOS.

Kaley Cuoco hit SoulCycle in West Hollywood to get in a last minute work-out in before her very own cover party for Zooey Magazine at Bardot. Other guests helping celebrate Kaley’s big cover were Harry Shum Jr. and his Glee cast mate Vanessa Lengies. Harry was a BIG hit with the ladies, chatting and posing for lots of pictures with his admirers!

Skrillex was spotted backstage at the MTV Woodies at SXSW drinking TY KU Citrus Liqueur with Chiddy from Chiddy Bang while watching DJ Steve Aoki perform!

Uma Thurman was spotted enjoying a vacation with her family on a yacht off the coast of St. Barts, France this week! The “Kill Bill” actress looked like she was enjoying some time off by spending it with her mother and two children with former husband Ethan Hawke, daughter, Maya and son, Levon- and baby to come as she showed off her baby bump!

FOR MORE STAR SIGHTINGS THIS WEEK, KEEP READING…

He isn’t even 18-years-old and he’s already collaborated with the likes of Jennifer Aniston, Britney Spears, 50 Cent, David Guetta, and the cast of “Glee.” If you’re unfamiliar, meet YouTube phenomenon Keenan Cahill.

CLICK HERE TO SEE MORE VIDEOS FEATURING KEENAN CAHILL

Since we met him a year ago, he has blow up, appearing in countless YouTube videos with A-list celebs, co-starred in a SmartWater commercial with Jen Aniston, and has traveled the country making appearances in person and on TV — for his millions of fans.

MJ was lucky enough to catch up with the Internet Sensation and find out the “latest and greatest” in his word. He tells MJ about meeting Katy Perry, fills us in on who will be appearing in his next video (Micah Jesse Exclusive!) and even offers advice to Kim Kardashian!

WATCH THE CLIP NOW!