AFI stands for..

okay. i think i'm the stupidest person in the world who thought that AFI = A FAIRY Inside.

if you haven't noticed, some of the dialogues are from their songs
yush, Gerard Way sings Mama
Matt Shadows sings Almost Easy [link]
Chester Bennington sings Bleed It Out [link]
Jared Leto sings The Kill [link]
Jack White sings Icky Thump [link]
and Davey Havok sings Miss Murder.. kinda [link] -> full version