As the jetsetting daughter of Formula One mogul Bernie Ecclestone, you'd think Tamara Ecclestone would have got the hang of sunbathing safely by now.
However, the 27-year-old heiress was spotted sporting a particularly painful-looking sunburn across her chest and arms as she and sister Petra enjoyed a holiday on their father Bernie's luxury yacht in the south of France.
Tamara's sunburn was made even the more obvious by the lines her halterneck bikini had left on her body after a day of sunbathing the day before.
You'd think she'd have learned by now! Despite being an international jetsetter, Tamara Ecclestone has still managed to get sunburned during her holiday with her boyfriend Omar Khyami in the south of France
Not quite a golden tan! Tamara's sunburn was made all the more obvious by the lines her bikini had left on her chest
However, Tamara's boyfriend Omar Khyami didn't seem to mind that his girlfriend was sporting a bright red glow, and strolled along hand-in-hand with the Ultimo model as they holidayed in St Tropez.
While Tamara and Omar put on a loved-up display for photographers, her sister Petra is also enjoying some time with fiancé James Stunt ahead of their wedding later this year.
And while spending every day working on their tan, they've been hitting the clubs at night.
Tamara made a late entrance out on deck on Friday after suffering from a bad hangover following a heavy night at the the VIP club.
Rich and fabulous: Tamara Ecclestone (left) opted for a purple and white bikini while little sister Petra wore a multi-coloured two-piece on their yacht in the south of France
Bizarrely, she posted a photo of herself lying hungover in bed on her Twitter page, admitting she was suffering.
So it was no surprise when she finally made it outside, she and Khyami, 37, headed to dry land to visit a pharmacy, perhaps to pick up some painkillers.
She Tweeted: 'Sooo hungover in bed dying.'
Feeling bad: Tamara Tweeted a photo of herself in bed with a hangover on Friday morning
When she did make it out on deck, she showed off her dark tan in a purple and white two-piece, while Petra, 22, opted for a multi-coloured number.
Tamaa wrote on Twitter: 'Made it out to sunbathe had toast and tea for breakfast still feel awful!'
The two couples are enjoying a summer holiday ahead of blonde Petra's wedding in Italy next month.
Feeling delicate: Tamara cosies up to Omar, her boyfriend of a year, on board the yacht
And while Petra is getting married at the tender age of 22, it looks like she's in no hurry to settle down.
After spending their days working on their tans, the multi-millionairess siblings have been hitting the nightclubs of St Tropez at night.
Party girls: Tamara and Petra drinking onboard their yacht before going to the VIP club in St Tropez on Thursday night
