Basic Instinct For Bizarre Behavior: Sharon Stone Acts Wild & Wacky At Cannes — The Photos You’ve Got To See To Believe!

Is Sharon Stone enjoying the Cannes Film Festival a little too much? The 56-year-old Basic Instinct star became a wild and wacky party girl on the French Riviera — and RadarOnline.com has all the photos.

While boarding fashion designer Roberto Cavalli’s yacht on Monday, Stone exuberantly blew kisses to her fans and flashed all her gold bracelets. The Fading Gigolo actress has never faded into the background!

Open wide! While aboard Italian fashion designer Roberto Cavalli’s yacht on Monday, Stone hammed it up for photographers. The star showed off her body in this youthful all-black ensemble, including tank top and baseball cap; later, she threw her arms around Cavalli’s 20ish son Robert, cougar-style!

Stone had an eye-popping good time partying with British supermodel Cara Delevinge, 21, who was born in 1992, the year Sharon’s breakout movie, Basic Instinct, was released! The veteran star snuggles up in her fur coat—knowing Stone, we doubt it’s faux!

Having a blast! Sharon has a heart of gold instead of stone when it comes to the paparazzi, as she mugs it up on the red carpet at the Cannes party for the high-end de Grisogono jewelry line.

Having a blast! Sharon has a heart of gold instead of stone when it comes to the paparazzi, as she mugs it up on the red carpet at the Cannes party for the high-end de Grisogono jewelry line.

Big smacker for Stone! The twice-divorced actress startled onlookers by kissing de Grisogono jewelry CEO Fawaz Gruosi right on the lips as he held her in his arms. Gruosi is known for throwing extravagant celebrity parties to plug his jewels.

Big smacker for Stone! The twice-divorced actress startled onlookers by kissing de Grisogono jewelry CEO Fawaz Gruosi right on the lips as he held her in his arms. Gruosi is known for throwing extravagant celebrity parties to plug his jewels.

Model Cara Delevigne, who has been linked to lesbian lover Michelle Rodriguez, licks Stone’s face as the actress closes her eyes in apparent ecstasy!

Stone hugged pal Antonio Banderas and bumped heads with him flirtatiously as model Cara Delevigne looked on. Meanwhile, Fawaz Gruosi, founder of the Swiss jewelry company de Grisogono and host of the party, got in on the Stone love fest, touching her back as she wore his company’s lavish coral statement necklace.

I believe I can fly! Stone holds her arms out to the side on the de Grisogono jewelry party red carpet as friend Fawaz Gruosi playfully hides behind her with his hands clasped around her waist. Stone, who was wearing de Grisogono jewels, was surrounded by eight security guards to protect her bling at the Grand Hotel de Cap-Eden.

After her other yacht and party escapades, Stone still wasn’t through at Cannes. She shocked eyewitnesses by flashing her 56-year-old flesh in another red dress. This one displayed her braless nipples and waist but that’s not all—check out how Stone’s aging stomach skin peeks out through the circled cut-outs, hanging way down on her waist!