If a huge meteor is coming towards earth, I think it's a good idea to run around in the yard, yell and flail your arms; because THAT'S what is really going to help the situation.
If your daughter is stuck in the wall because of a poltergeist, I think it's okay to invite a bunch of people over and have a party. Not only will your family be the most entertaining people on the block, but now is your chance to show off your new furniture!
When you are a sheriff looking into a family that disappeared and you find nothing, but your deputy finds a small lump of sugar; it's pretty obvious then that it was giant, man-killing ants.