Celebrity·Posted on Sep 7, 201919 Times The "It Chapter Two" Cast Was Actually Very Adorable Behind-The-ScenesDancing, blood, and tea...oh my!by Crystal RoBuzzFeed StaffLinkFacebookPinterestTwitterMail 1. When Isaiah Mustafa and Chosen Jacobs demonstrated JUST how perfect the casting was. View this photo on Instagram 2. And when Jay Ryan and Jeremy Ray Taylor did, too. View this photo on Instagram 3. When Sophia Lillis took this A+++ video of Wyatt Oleff dancing to "Thong Song." View this photo on Instagram 4. When Bill Hader got some very animated direction doing ADR. View this photo on Instagram 5. When Jessica Chastain shared some ~bloody~ love with Muschietti. View this photo on Instagram 6. And when she demonstrated her A+ screaming, grunting, and tea-drinking skills. View this photo on Instagram 7. When the Losers did this, uh, very ~interesting~ voice exercise. View this photo on Instagram 8. When Jaeden, Jeremy, and Wyatt took a break from Derry by visiting Hogsmeade: View this photo on Instagram 9. When Bill Skarsgård got out-creeped by Muschietti. View this photo on Instagram 10. When Mustafa shared this matchy-matchy selfie with the Paul Bunyan statue. View this photo on Instagram 11. When Jaeden Martell took a moment to write "Silver" on the famous movie (and novel) bike. View this photo on Instagram 12. When James McAvoy spotted Pennywise in the UK and ~ran~ for his life...again. View this photo on Instagram 13. And when he thought this dessert looked all-too-familiar to the Ritual of Chüd from Chapter Two: View this photo on Instagram 14. When Wyatt Oleff took a SUPER POLITE selfie with a napping Nicholas Hamilton. View this photo on Instagram 15. When Jackson Robert Scott did less floating and more Fortnite-dancing. View this photo on Instagram 16. When Hader and Muschietti got ~super serious~ behind the Derry Town House front desk. View this photo on Instagram 17. When Oleff jumped and apparently hit his head on a hallway ceiling!?!? View this photo on Instagram 18. When the kids shared this goofy, but super cute, photo on wrap day for Chapter Two: View this photo on Instagram 19. And finally, when Muschietti got comfy in the editing suite. View this photo on Instagram