The hair is a blotch of spray paint. I used a paper to dry up a stencil.
A few hours later I added the face, the background and the word bubble.
Working as a radio presenter since 2003 means I listen to music 24/7. This is one of many music themed posters that I want to produce.
(Spray paint, A4 paper, Ink - Uniball, micro and eye & Adobe Photoshop CS5)