Before becoming Instagram famous, she had a considerable presence on MySpace.
The 22-year-old—who maintains a strict diet and fitness regimen to maintain her stunning figure—has since been pursuing a career in lingerie modeling and music.
As well as her impressive social media presence, the stunning model can also be spotted in a number of music videos.
The model is currently vacationing in Santorini, Greece, where she made sure to post plenty of semi-naked swimsuit photos.
Demi first garnered attention for posting a string of sultry selfies on Instagram, where she racked up an impressive following Demi also headed to Cannes where she teased her followers by going braless under a precariously placed dressing gown for a spot of breakfast.