Kerry Katona doesn't stop for air as she devours a greasy bacon cheeseburger ...

She's been staying at a Grecian boot-camp to sharpen up her fitness regimen over the past week.

But it seemed it was a cheat day for Kerry Katona on Sunday as she took to the beach in Mykonos for a spot of lunch, while getting in some topless sunbathing at the same time, not a stalk of kale in sight.

The reality personality, 38, was seen on a sun lounger digging into a massive burger, stuffed with bacon and cheese, as she watched passers-by go about their seaside frolics.

Cheat day! Kerry Katona took to the beach in Mykonos for a spot of lunch, while getting in some topless sunbathing at the same time, on Sunday

Cheat day! Kerry Katona took to the beach in Mykonos for a spot of lunch, while getting in some topless sunbathing at the same time, on Sunday

Barely coming up for air, the Atomic Kitten singer chowed down on the bap ravenously, before attacking a chocolate sundae, piled high with sticky syrup and a mountain of whipped cream.

She wore her blonde locks tied away from her face with a lime green head band, lest her platinum mane interfered with her greasy treat.

She wore her tresses in a chunky plait, opting for a flurry of basic make-up on her lashes and lips.

She opted to leave her top off as she chomped on the fast food, sporting just a flimsy pair of pale pink bottoms.

Barely coming up for air: The Atomic Kitten singer chowed down on the bap ravenously, before attacking a chocolate sundae, not a stalk of kale in sight

Barely coming up for air: The Atomic Kitten singer chowed down on the bap ravenously, before attacking a chocolate sundae, not a stalk of kale in sight

Barely coming up for air: The Atomic Kitten singer chowed down on the bap ravenously, before attacking a chocolate sundae, not a stalk of kale in sight

And for dessert? The iced treat was piled high with sticky syrup and a mountain of whipped cream

And for dessert? The iced treat was piled high with sticky syrup and a mountain of whipped cream

Taste good? The reality personality, 38, was seen on a sun lounger digging into a massive burger, stuffed with bacon and cheese, as she watched passers-by go about their seaside frolics

Taste good? The reality personality, 38, was seen on a sun lounger digging into a massive burger, stuffed with bacon and cheese, as she watched passers-by go about their seaside frolics

Taste good? The reality personality, 38, was seen on a sun lounger digging into a massive burger, stuffed with bacon and cheese, as she watched passers-by go about their seaside frolics 

She washed her burger down with the icy dessert before readjusting her towel and kicking back to soak up the sunshine.

Her chow down on the beach comes after the ex-Celebs Go Dating personality hit the fitness retreat on the island to whip herself into shape.

But the quinoa was clearly on the back-burner for Kerry as she took the to lounge around ocean-side.

Her holiday comes after she confirmed she will be undergoing her third boob lift - which she announced in her column for New! last month.

She revealed that she will be undergoing her third breast augmentation after last having her implants removed a decade ago.

After previously complaining her chest looks like 'Cocker Spaniel's ears', Kerry delightedly

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