Cost: not specified Created by: Not sure Purchased via the Internet Everyone was frightened when it was released in 2017. The movie was well-received by audiences and brought in $697.5 million, making it one of the highest-grossing horror films ever. Naturally, a lot of Halloween costumes from that year were inspired by Pennywise, the clown from it. The hard way is taught: one It fan should test the outfit on in person.