Shakes the Clown, Sleeping Dogs Lie, World’s Greatest Dad, God Bless America…Willow Creek. One of these things is not like the other, but that’s what makes Bobcat Goldthwait an exciting filmmaker: he’s capable of stepping out of his comfort zone (which, ironically enough, encompasses uncomfortable pursuits and ideas) and trying his hand at something that’s totally atypical of his filmography. Why make a found footage picture about two people searching for the truth about Bigfoot? Why not? If the results of Bobcat’s foray into the gimmicky horror sub-genre don’t mesh with his other work, they still make for a great midnight movie and represent an interesting evolution in his directorial career. Of course,…