Okay, we're confused...

Marnie Simpson might be a pro when it comes to sharing sexy snaps online – but her latest social media offering has left her fans seriously confused.

Marnie Simpson

The former Geordie Shore star took to Instagram with a pic of herself chilling in the sun on her summer getaway with boyfriend Casey Johnson.

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Wearing a halterneck co-ord and plastic heels, the 26-year-old can be seen perched on a wall while showing off her incredible figure and giving the camera a pout.

But despite Marn looking pretty darn’ great, there’s something about the photo which has baffled everyone. Er… where are her feet?

Noticing the bizarre illusion, one fan asked: ‘Where is your foot?’, while a second wrote: ‘I thought you had no feet at 1st’.

More: Geordie Shoreโ€™s Marnie Simpson strips completely NAKED for raunchy jacuzzi pic

And a third concurred: ‘Where are your feet?’

But it looks like one eagle-eyed follower has cracked the mystery of the missing tootsies, as they pointed out: ‘Feet blend in with the tiles’.

The snap comes as Marn enjoys a sun-soaked getaway with her X Factor star beau and his family.

Despite the reality star pair reportedly splitting earlier this year, it looks like things are firmly back on after 23-year-old Casey shared a load of snaps from the romantic break.

Meanwhile, Newcastle lass Marnie recently opened up about feeling much happier in herself after going on a healthy eating and exercise plan.

Speaking toย The Sun, she said: ‘Earlier this year I was bigger and felt like I needed to cover up my body.

‘But now, after making tweaks to my lifestyle, I feel amazing with so much more energy and am so much more confident about my body.’

Swimsuit – @missyempire ๐Ÿ‘€ #missyempire

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Talking about all the bikini snaps she’s been sharing lately, Marnie added: ‘Itโ€™s nice to be able to post sexy pics and wear lots of girly and summery clothes.’