Top 15 Creepy Secret Messages in Cartoons sources
http://www.cracked.com/article_20380_5-horrifying-details-hidden-in-classic-childrens-cartoons.html
https://moviepilot.com/posts/3669038
https://www.therichest.com/expensive-lifestyle/entertainment/11-shocking-messages-hidden-in-your-childhood-cartoons/
https://www.theclever.com/20-creepy-and-inappropriate-messages-in-disney-films/
https://www.thegamer.com/hidden-messages-in-kids-cartoons-they-dont-think-youll-notice/
https://www.indy100.com/article/10-political-messages-you-didnt-realise-were-hidden-in-disney-movies--b17htesM9bb
http://gravityfalls.wikia.com/wiki/List_of_cryptograms
https://www.youtube.com/watch?v=CR0-rBJKjmI
http://www.clevver.com/emperors-new-groove-fan-theories-hidden-messages/
https://en.wikipedia.org/wiki/Atbash
https://en.wikipedia.org/wiki/Caesar_cipher
https://en.wikipedia.org/wiki/Gravity_Falls
https://planetcalc.com/4884/
http://rumkin.com/tools/cipher/vigenere-keyed.php
http://forums.previously.tv/topic/12224-three-letters-back-the-hidden-codes-of-gravity-falls/
https://www.reddit.com/r/conspiracy/comments/rzt5b/masonic_symbol_ant_bully/
http://spongebob.wikia.com/wiki/Bikini_Bottom
https://www.youtube.com/watch?v=9x2-ptd2jMs
https://www.youtube.com/watch?v=d7_17l0swMY