
Demon With a Glass Hand,
by Harlan Ellison?
The Big Bang Theory Season 7, Episode 18

What? Demon monkey?
Game of Thrones Season 2, Episode 5

to the tune of a twisted DEMON monkey.
Game of Thrones Season 2, Episode 5

I'm the half man, the
Demon Monkey, the Imp.
Game of Thrones Season 3, Episode 10

Was it a god? A DEMON? A conjuror's trick?
Game of Thrones Season 3, Episode 4