It's back! These are the things you absolutely have to remember before you see director Andy Muschietti's It Chapter Two. It's been two years since the first film came out and we all remembered how terrifying Pennywise the Clown is, so before you dive back into the haunted world of Derry, join WatchMojo as we count down the essentials from the book and previous film, from the Losers' Club Blood Oath, to what happened to Henry, to Maturin the Turtle.

These are the top 3 things you missed in the trailer for director Andy Muschietti's "It Chapter Two". The losers club didn't stop Pennywise the first time around, but they won't make the same mistake twice... and you might not have wanted make the mistake of stopping the trailer. Luckily, WatchMojo is here to look at all the easter eggs, subtle references, callbacks, and other small details you might not have picked up on in the final trailer for "It Chapter Two".

¡Top 10 Cosas que QUEREMOS VER en IT Capítulo 2! Suscríbete: https://www.youtube.com/user/watchmojoespanol ¡Porque esperamos que llegue esta secuela! Desde una aparición de Tim Curry, a más formas de IT, y una dependencia de efectos prácticos, aquí hay formas en las que la secuela del éxito de terror del 2017 puede superar al original. WatchMojo Español presenta el Top 10 de Cosas que Queremos Ver en IT Capítulo 2. Sugiere tus ideas: http://watchmojo.com/sugerencias Facebook: http://www.facebook.com/WatchMojoEspanol Twitter: http://www.twitter.com/WatchMojoEs Instagram: http://www.instagram.com/watchmojoes

We all theorize down here. From character possibilities, to apocalypse predictions, to Stranger things connections, 2017's IT has inspired lots of fan theories. WatchMojo ranks the top IT fan theories.

Here's hoping this sequel sticks the landing! From a Tim Curry cameo, to more forms for It, to a reliance on practical effects, here are some ways the sequel to 2017s monster horror hit can surpass the original. WatchMojo ranks the top things we want to see in IT chapter 2.

The tormentor has become the tormented. From The Craft, to Toy Story, to It, these movies all featured some very satisfying scenes of bullies getting their comeuppance. WatchMojo ranks another top dealing with bullies scenes from movies.

Books to movie adaptations are never perfect, and with IT having a TV miniseries from the 1990s, there are plenty of differences worth noting from all versions of the story! WatchMojo presents the Top 10 Biggest Changes made by IT 2017! But what will take the top spot on our list? Will it be the more graphic R-rated style, the film losing the flashback storytelling aspect, or Georgie's death? Watch to find out!

Based on the Stephen King book, It will follow the story of everyone's demonic clown terrorizing the children of a small town. But what don't you know about the upcoming horror film? WatchMojo presents the Top 10 Things you Should Know About It! But what will take the top spot on the list? The clowns technique for scaring his costars, it's hardcore nature, or the fact that it may very well have a sequel? Watch to find out!