Title of Show/Funny

Most of the show.

Jeff: So movies make good musicals?
Hunter: ...well, they make musicals.

Pretty much all of "Original Musical", and Hunter calling Jeff a "cracker".
During Die, Vampire, Die!:

Susan: You sketched that turtle you saw in in ad on late-night cable TV!
Heidi/Hunter/Jeff: Tippy Turtle!
Susan: But your fourth-grade teacher said:
Heidi: "You can't draw!"
Susan: Oh, those vampires just won't let you be!
Hunter/Jeff: Fuck you, Ms. Johnson! Word.