Imma do headcannons on characters :]
1. He forces Stan to wash his greasy ass hair twice ever week
2. He was the first to know about Ike's relationship
3. When Wendy and Stan were together he cried himself to sleep every night thinking he could never be as good as Wendy(but now Stan says he's better than Wendy and anyone else)
4. When he's upset at Stan he locks himself in a room
5. They once had am argument so bad where Kyle just left out a ton of liquor(Stan never drank it) trying to prove that he doesn't care what Stan does
6. He knows about Butters treehouse but understands that the treehouse is Butters little escape
7. He's had numerous arguments with Mr. Stotch for trying to ground Butters for owning the Marjorine wig and even protected Butters when he came out as trans
8. Buys food and hygiene products for Kenny and is like a parents to Kenny
9. He's worn glasses since he was 5 but got contacts when he was 7
10. He dresses up as scene Kyle for Halloween
11. He is a little stalker and can easily find girls who have flirted with Stan and threatened them in an anonymous account
12. Him and Stan are always trying to get the first kiss after the new years countdown to have their first kiss of the year, Stan has only won once
13. Every year over the summer starting when they were 13 his and Stan's family went on vacations and the 2 boys got their own hotel room together
14. He introduced Hanakkah to Stan and they've celebrated it together numerous times
15. He just always knows when someone is upset and will find out why then comfort them in a way he sees fit(unless it's Cartman, he's mainly the reason Cartman gets upset)
