Stacey Ferguson aka Fergie. Singer and member of the Black Eyed Peas.
The hair took me 5 hours. All the strands were done with both a 1px and 2px brush. The very harsh lighting on the top of her head, and off to the right side, I mimicked by using the "Lighting Effect" once I was done.
Endless hours over the course of 2.5 days.
Photoshop 7 & Wacom tablet