Supernatural is currently in its 10th season, and if you're as big a fan as we are, then you already know Castiel (Misha Collins) has seen his share of creepy creatures. So we knew that when it comes to ghosts — which, who doesn't need help with those?! — Misha would have some unique insight into how to deal with them.

Here's the Misha Collins guide to how to deal with that pesky ghost who's haunting your house: