Speedpaints - Face Studies

I've been drawing and painting faces all month, doing intense anatomy studies from Loomis to Hogarth. Here are some speedpaints: Approximately 1-2 hour each image. First 2 are done from imagination, last one are photo studies.

(Megan Foxx, Ledger/Joker, Marylin Manroe, and Angelina Jolie)