Dr. Pimple Popper, also known as Dr. Sandra Lee, is one of the internet’s most beloved personalities. The board-certified dermatologist first started uploading to YouTube in 2010, but it wasn’t until ...

In Dr. Pimple Popper's new Instagram video, she helps a patient with a giant cyst on their upper back. It's not the only cyst growing there, but it's the star of the video and is full of tons of gunk.