Answer:
Do what he says and you'll be fine, don't and you lose the game.
What is often returned, but never borrowed/
This is rectangular, hollow and has a lid, and where you’ll find it you might wonder, it is just six feet under. What is it?
i'm popular for Knuzlocks what am i
What kind of room has no windows or doors?
Those with eyes bigger than their stomach will definitely leave the restaurant with one of them. It is named after a house pet as well.