"They're back! The sounds are back! Knocking, humming, screaming, laughing-terrible, terrible sounds! Villian! Dissemble no more! It is the beating of his hideous heart!"
"Um...so all those sounds I was going on about? Turns out it was just someone cleaning fossils. ...Guess I kind of freaked out there for a bit, huh?"
- Lewis describing the strange noises is actually him paraphrasing a few lines from Edgar Allan Poe's short story, The Tell-Tale Heart.