Hollywood's hottest stars continued to flock the French Riviera for the Cannes Film Festival, hitting the town dressed to rock and shock in the best, worst and wackiest fashions.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Cannes Film Festival

Bar Refaeli didn't let her recent split from Leonardo DiCaprio get in the way of her Cannes plans! While the Hollywood hunk was busy yachting around with Blake Lively, the Israeli supermodel was hitting the town in bombshell fashion, wearing Roberto Cavalli's uber-chic designs to perfection.

Over the weekend, Hollywood's hottest stars, including Brangelina, Sarah Jessica Parker and Penelope Cruz continued to flock to the French Riviera for the French film fest, dressed to rock and shock in the best, worst and wackiest fashions and RadarOnline.com has the photos.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Cannes Film Festival

At the Day 4 premiere of Pirates of the Caribbean: On Stranger Tides, Penelope missed the a la mode mark in Marchesa, while Clemence Poesy hit the high note in YSL. Earlier in the day at a photocall for the upcoming movie, Johnny Depp looked like he was heading on safari, clad in totally wacky fashion.

Hollywood continued to flock to the French Riviera to partake in the style-savvy French film fest dressed to rock and shock in the best, worst and wackiest fashions‹and RadarOnline.com has the photos.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Cannes Film Festival

Hollywood's hottest stars (including Angelina Jolie!) were on hand in the South of France for day 2 of the ultra-glam Cannes Film Festival on Thursday, dressed to rock and shock in the best, worst and wackiest fashions and RadarOnline.com has the photos.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Cannes Film Festival

Hollywood’s hottest stars were on hand in the South of France for the opening day of the ultra-glam Cannes Film Festival Wednesday, and they were dressed to rock and shock in the best, worst and wackiest fashions.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Cannes Film Festival

Rachel McAdams is usually conservative on the red carpet, so it was quite a treat to see her rocking a Rihanna-style look at the premiere of Midnight in Paris.

PHOTOS: Stars Hit The Cannes Film Festival

From the red carpet to the streets, stars were out in full force over the weekend dressed to rock and shock in the best, worst & wackiest fashions and RadarOnline.com has all the photos in our weekend fashion roundup.

PHOTOS: The Best, Worst & Wackiest Fashions Of The Weekend

At the Los Angeles premiere of Rio, Leslie Mann dominated in a dreamy white Dolce & Gabbana gown. The blonde beauty looked ethereal in the crochet detailed summery maxi, which she perfectly paired with diamond and platinum jewels.  Anne Hathaway also rocked notable a la mode, showing off her hot bod in a sexy Gucci dress with sandals from the same collection.

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Avril Lavigne has been rocking her Sk8er Girl look for over 10 years and she is in desperate need of a revamped image.  The 26-year-old singer attended a media call in Sydney wearing Dr. Martens boots with black leggings and a punky pink t-shirt.  Yawn.

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And as for wacky fashion, whenever Bai Ling shows up to a party she is a shoo-in!  The bizarre star was dressed to shock in a very interesting dress, which featured album-looking attachés, to the premiere of Decisions and a Memorial Tribute to Corey Haim in Beverly Hills.

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Kirsten Dunst looked powerful in purple Proenza Schoulder at the 22nd Annual GLAAD Media Awards, where Kristen Chenoweth rocked a red hot Mandalay cocktail frock.

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Alessandra Ambrosio sexed up the opening of the Marquee Day Club in Las Vegas, Victoria’s Secret Angel style!  The Brazilian bombshell showed it all off in a super lowcut Emilio Pucci kaftan.  Selma Blair was also at Sin City bash, flaunting her baby bump in a colorful maxi dress.

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Paris Hilton added some drama to the red carpet at the American Red Cross Red Tie Affair wearing a low-cut, printed Marc Bouwer gown.  Her attention-grabbing getup was her best look in months!

PHOTOS: The Best And Worst Bikini Boobs On The Beach

Who else was dressed to rock and shock over the weekend?  Click here to find out.