Insidious was scary until Elsie Reiner (Lin Shayne) and the Ghostbusters showed up. Insidious: Chapter 2 was kind of scary, until they showed up again. The Insidious: Chapter 3 trailer just dropped, and it looks like they’re going to skip the scary part this time —

Oh, no! Knocking on walls! Heaven help us!

The new poster is also kind of hilarious, though much more creepy and original.

Insidious: Chapter 3 is scheduled for release May 29.