Malcolm: Mom, what are you doing?
Lois: For crying out loud, Malcolm, why am I paying for underpants that you're not wearing?
Malcolm: Mom.
Lois: Why are you not wearing your underpants?
Malcolm: I want to wear boxers.
Lois: Oh, really? Well, you may think you suddenly need all the extra room, but let me tell you, my dear, you are getting way ahead of yourself.
Malcolm: [to camera] Just once, I'd like a childhood memory I don't have to repress.