Joe Thornhill is the man in the creepy greasepaint in Constellation’s Crazyface. Written by DCist contributor Andrej Krasnansky. Imagine a carnival troupe performing a Brothers Grimm tale as written by Dan Brown, with Jim Carrey as the lead and the Joker as the villain. That will only give you a hint of what to expect from Crazyface, as performed by Constellation Theatre Company and directed by Allison Arkell Stockman. Crazyface is the nickname of…