Jo McGuire: Well, I can't speak for Lanny.
Sam McGuire: Somebody's got to.
Andros: Let's Rocket.
Willis Jackson: Arnold's always under my feet. I'll never have any privacy until he gets married.
Arnold Jackson: Married? On MY allowance?
Laurie Partridge: ...You know, there's one good thing about being paranoid: You're always the center of attention.
Martha Quinn: If someone asks you for directions, stop. Think about it for a moment, and if you don't know the best way for them to go, smile and tell them cheerfully that you can't help them and they should ask someone else. Giving someone directions that you're not sure about, even if you're just trying to help, is a bad idea. Don't be a hero. No directions are better than bad directions.
Mxyzptlk: Your three months are up! And this time you're not gonna cheat me of my fun.
Superman: Oh, it's you again, Mr. Kltpzyxm.
Mxyzptlk: NOT Kltpzyxm! Mxyzptlk! Now,  the first thing I'm gonna do - ah, nuts! [Disappears.].
Theme: It used to be my mother and my sister and me, a happy little family, and all right with me. When mom got married, that's when everything changed. Some things were lost, and others were gained. A new school, a new house, so many changes it makes my head spin. Now I've got a brother who gets under my skin. This is life with Derek. This is life with Derek. This is life with Lizzie, Edwin, George, Nora, Marti, and Casey. This is life with Derek. Livin' life with Derek.
Beware of Mexicans Delivering Milk - S6-E15
Penfold: Ah, good morning milkman, I'm just going to do my exercises.
El Loco: Ah si, you run, eh, you swim, you jump.
Penfold: No I lift the milk bottles.
El Loco: Guantanamera gringo.
Penfold: Er, no thanks, but we want some on Saturdays.
El Loco: If Saturday ever comes, eh?
Penfold: Erm, pardon?
El Loco: No importa! Hasta la vista!
Penfold: No just my pyjamas! Cor you can always tell whether they've been to Majorca for their hols. He even looks like that vicious Mexican bandit El Loco.