Quote from Janet in Tinker, Tailor, Demon, Spy
Janet: Eleanor. Now I don't know if this will work, but theoretically, if you point it at a demon and he's lying, it'll turn red. If he's telling the truth, it'll turn green. Eleanor: Okay. Glenn. This is a lie detector. Let us show you how it works. What's your name? Glenn: Well, everyone calls me Glenn, but the name on my demon certificate is actually Snakes Pour Forth From His A- [explodes] [Eleanor and Tahani scream] Janet: Glenn blew up. Glenn blew up. Jason: Or is that exactly what he wants us to think?