Wearing a dress and a pair of black tights, the girl is sat on a piece of red fabric.
She smiles for the camera - but something doesn't seem quite right.
On first glance, the girl appears to have three legs.
It isn't clear where the third leg has come from.
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But after taking a closer look, the mystery is solved.
The girl is holding an urn - and the confusion comes from the fact the ur is the same colour as her tights.
The image has gone viral on Imgur with thousands of views.
The girl's three legged photo went viral after another girl saw her sexy selfie sweep the internet.
Alyssa from Louisiana in the US tweeted a glamorous selfie of herself on Thursday night.
She captioned the photo: “Going to dinner because I needed an excuse to wear this.”
Her photo caused a frenzy on the social networking site - and not because of how she looked or what she was wearing.
It was because of the messy state of her room, which was littered was clothes, makeup, food and even possibly a mouse.
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Alyssa was flooded with replies from her Twitter followers, many surprisingly highlighting their disgust at the state of her room.
One unimpressed Twitter user said: “How can you take a mirror pic like that knowing your room looks the way it does.”
Another joked“ and after dinner, she’ll be eating floor marshmallows for dessert” and zoomed in on the bag of those sugary treats on the floor.
One Twitter user claimed they could see a mouse.