Guess the Tatted Singer in This Black Bikini Selfie!

Sip up this thirst trap shot for Thirsty Thursday ... Can you guess which sexy singer put her tatted bod on full display in this eye-popping shot?!

She grew up in Buenos Aires, Argentina and rose to fame with her role on Disney Channel's "Violetta." She became the first Argentine artist to sign with Hollywood Records.

You may not have heard of her, but her 21.5 million Instagram followers prove her sexy looks and skills are not to be messed with!