I did these at a Starbucks in Chatsworth. It's near Northridge in that nice mountainous part of LA where the smog and the noise and the general crappiness of LA feels a billion miles away even though it's really much closer.
Anyway, feel free to let me know what you think...They are going clockwise from the top left:
Lucius Malfoy, Dobby, Fenrir Greyback, what I imagine Cho Chan and Cedric Diggory's son would have looked like, and in the center is dear old Severus Snape, everyone's favorite potions master.