The time you tell people when they ask you what time they should show up to an event. Use this when you don’t care when the heck people arrive at something. Or just to be a dick.
The most gangster fighter aircraft of World War 2. Made by Lockheed, it saw a vairety of use. It may have been lacking in firepower, but it's speed, firepower, and versatility make it one of the greatest planes of the war.
Analogous to Rules 34 through 37, Rule 38 states that if something exists, there is a plushie of it, or there will exist a plushie of it. This is not a constant, but an inevitability; i.e. not all things have plushies, but come the end of time, they will.
"Half-Life 2: Episode Two had those really scary Hunter enemies; now they have them as plushies."
"Christ, Rule 38."
"WTF is rule 38?"
"It's like all the other Rule 3x's, but about plushies."