Based on Adam Cesare’s popular YA novel of the same name, Clown in a Cornfield is a mishmash of pseudo comedic and horror elements, but it doesn’t come together as a cohesive horror-comedy. Director Eli Craig (Tucker & Dale vs. Evil) is given an array of teenage anti-heroes; a clan of “bad apples” who have given their town an infamous reputation from phoney online videos featuring a ghoulish, stalking clown named Frendo. When they begin to be…