If you loved director Andy Muschietti's IT and IT Chapter Two, you've probably been eagerly awaiting HBO's prequel series. IT: Welcome to Derry is premiering on October 26 on HBO and HBO Max, and after seeing the trailer, we can't wait to see Pennywise again (even if we're more than a little terrified as well). The show promises to blend all the best elements of the novel and the movies to create a scintillating experience. Find out why the Watch With Us team is trembling with anticipation for IT: Welcome to Derry right now.