Question: Which author wrote a novel containing a horror icon known as Pennywise the Dancing Clown?
Sentence (from "Horror icon"): Fictional horror icon characters include such as Dracula, Gill-man, Frankenstein's monster, Michael Myers, Freddy Krueger, Jason Voorhees, Chucky, Candyman, Leatherface, Pennywise the Dancing Clown, Pinhead, and The Mummy.
Relevant evidence: Yes