Sis Hopkins 
More on IMDB | Buy this movie now
Horace Hopkins: I know my bathrooms!
Sis Hopkins: You're tellin' I!
Ripple: Your syntax is irregular.
Sis Hopkins: (examing herself) Where?
Sis Hopkins: Why, it couldn't be purtier if it were a gas station.
Carol Hopkins: But you mustn't tell a soul.
Sis Hopkins: I'll be a real dummy.
Carol Hopkins: You're tellin' I.
Professor: The Hays Office made me do it.