A couple that chooses another's relations to make love work, and in the morning realizing that it was a big mistake!
Last night, sex was creepy. Now I feel like we're a couple of sick fucks!
A sick fuck elf is one nasty little cunt. Usually can be used along with the term Asshat. Derived from the "Warhammer" series and made popular by James Buddy.
"Man that guy is a sick fuck elf"
"What a bunch of sick fuck elves"