"I know Greek mythology!" points out the man who knows less Greek mythology than he wants to admit and who also doesn't want to seem dumb in the eyes of his and Billy's friends. Truth be told, Hickey had no idea who Cerberus was. Likewise, he's not admitting that to anyone.

"Just didn't know that dog. I'm not one for the lesser-known details, you know? Didn't know the dog had a name."

Or that there was a three-headed dog who guards the entrance to the underworld in the first place.