Because love means nothing to them!
Because Dey-go-bah.
Ronald MacAardvark!
Because she was his relative
Well, all marriages are legal in North Korea, but no one has them because there's no rice to throw.
Well a joke that isn't funny, but still is because it isn't. If you know what I mean. These are kind of much easier to remember.
He needs to be very careful, because he may be getting screwed.
Nothing
Because love means nothing to them.