S8E21: Partial Terms of Endearment
Yeah, it's great.
You're treating your vagina like a Red Roof Inn.
That's not how it is, Stewie.
She's doing something wonderful for a couple who can't have their own children and are too egotistical to adopt.
You know what's interesting about Lois' vagina, Brian?
Everyone in this room has been in there except for you.
You're the only one who doesn't know what it looks like.