Lifestyle Style Coachella Festival: Stars' Fashion and Fun in the Sun! See how stars from Rihanna to Nicole Richie dressed up to get down at the music and arts festival By Alex Apatoff Alex Apatoff Instagram Twitter Alex Apatoff is the Executive Editor of PEOPLE Digital. She has been with the brand for more than a decade, holding various roles on the Style and Beauty team before becoming the site's Lifestyle Director to coordinate the work across the commerce, evergreen, features and marketing teams. Prior to her role at PEOPLE, Alex worked at Us Weekly (where, among other things, she oversaw the Fashion Police pages) and graduated from Northwestern University with a Bachelors in Journalism. People Editorial Guidelines Published on April 18, 2011 07:00 PM Share Tweet Pin Email Trending Videos 01 of 17 USHER AND RIHANNA Seth Browarnik/Startraks The two mono-monikered superstars put their heads together at the A/X Armani Exchange and 944 Neon Carnival – in a simple peach top and black pants, in an oversized camo jacket, structured black hat by Rag & Bone and wild locks. Other stars at the party included , Emma Roberts and cast members of Vampire Diaries and Glee. 02 of 17 VANESSA HUDGENS Pacific Coast News The gets crafty in her cropped knit halter, acid-washed Wildfox jean shorts and favorite feather earring – a look she completes with bare feet, a Litter SF chain leg garter and Natalie B. necklaces at the Indio, Calif. concert series. The actress was spotted at the festival hanging out with rumored beau Josh Hutcherson. 03 of 17 DIANE KRUGER Jordan Strauss/WireImage Where preppie meets hippie: The actress pairs a flowing maxi skirt and layered chains with a striped tote, Joie sandals and Panama hat at the Lacoste L!ve/HTC Coachella 2011 Pool Party in Thermal, Calif. 04 of 17 ASHLEY GREENE Seth Browarnik/Startraks The Twilight is off to the races in her cuffed jean shorts, tie-dye Tigerlily shirt and buckled ankle boots at the Neon Carnival event. 05 of 17 NICOLE RICHIE Donato Sardella/WireImage The beats the heat in her signature oversized shades, completing her ’70s glam look with feathery blonde locks, printed Mulberry tunic and thick strappy sandals at the Mulberry pool party barbeque in Palm Springs, Calif. 06 of 17 KATY PERRY Fame That’s one haute hippie: the steps out in a flowing, pale pink D&G dress, which she dressed down with flat sandals and a polka-dotted headband. 07 of 17 LEA MICHELE Jordan Strauss/WireImage Later, gator! Also at the Lacoste/HTC party, the Glee pairs her bright-striped cover-up with color-blocked Aldo wedge heels and her signature blunt bangs. 08 of 17 KATE BOSWORTH Clint Brewer/Splash News Online The is red, white and true-blue in her American-flag patterned tank, white Current/Elliott shorts and chunky flat boots – perfect for a day of standing up and rocking out. 09 of 17 KIRSTEN DUNST AND ALEXANDER SKARSGARD Jordan Strauss/WireImage While Skarsgard spent most of Coachella by the side of his girlfriend , he took time to bond with his Melancholia co-star (carrying a Ralph Lauren Collection crossbody bag) at the Lacoste/HTC party. 10 of 17 WHITNEY PORT Winning/WENN The makes a date of it, attending the festival with boyfriend Ben Nemtin in a ruffled mini, Kate Spade New York bag and flat boots, while her beau rocked ’80s-style pastel-print shorts and a coordinating tank. 11 of 17 KELLY OSBOURNE Jordan Strauss/WireImage Skipping the hippie chic vibe, the star is spotted in a ’40s-inspired ensemble at the Lacoste/HTC party, wearing a form-fitting, polka dot dress, sun-blocking hat and cat-eye shades. Talk about sibling bonding – Osbourne made the rounds of the festival with her brother Jack! 12 of 17 ALESSANDRA AMBROSIO Fame Glam even in beachy-chic attire, the model hits the festival in a ruffled Rebecca Taylor mini, a fringed shawl and calf-length boots at the 2011 Coachella Valley Music and Arts Festival. 13 of 17 PENN BADGLEY Seth Browarnik/Startraks Don’t quit your day job! The Gossip Girl actor tries his hand at the strength competition at the A/X Neon Carnival, giving it his best shot in khaki shorts, a striped sweater and beat-up kicks. 14 of 17 ALEXA CHUNG Pacific Coast News The Brit translates her U.K. edge into California chic, wearing a laced-up tank dress with layered chains and flat sandals to relax on the lawn during the shows. 15 of 17 KELLAN LUTZ Seth Browarnik/Startraks Is he trying out to be the carnival’s strong man? The hides his famously muscular physique under a bright T-shirt, paired with khakis, flip-flops and a straw fedora to attend the A/X Neon Carnival party. 16 of 17 DITA VON TEESE Bauer-Griffin Hello, sailor! The burlesque beauty is super-sexy in her citrus-hued Dior frock, adding nautical touches like a rope belt and ankle-tied wedges (not to mention her jaunty hat!). 17 of 17 EMMA ROBERTS Seth Browarnik/Startraks The Scream 4 star gets into the swing of things, hitting a carnival ride in a floral-print Blu Moon maxidress and strappy cognac Ann Taylor sandals at the A/X Armani Exchange and 944 magazine Neon Carnival.