THE OFFICIAL WEB SITE OF CHI-ILL
"The bizarre look is created by injecting saline into the forehead until it swells up, and then pressing in the centre of the swollen area with a thumb. The result gives the appearance that someone has the doughnut-shaped bread stuck to their head. The process takes two hours to complete, but lasts just 16-24 hours, after which the saline is absorbed by the body and the forehead skinks to its normal size. - THE SUN.
Click the image below for CHI-ILL on iTunes