Mondegreen: The actual lyric from "Man Next Door" is Always a fuss and fight, but Horace Andy's accent makes it hard to not hear it as Always a fussin' fart.
Nightmare Fuel: A lot of their songs have extremely creepy undertones. "Butterfly Caught," "Risingson," "Angel," and "Inertia Creeps" all qualify.
"Atlas Air." "Let 'em feast, my heart is big, my blood will slide [...] fish like little silver knives make the cuts on my insides."