You expect to have a few frights when you visit a Halloween-themed house, but would you expect to sign a waiver?

One couple in California think their shocking show, The 17th Door, is so scary that visitors have to sign the waiver before entering, and are given a safe word in case they want to exit early. Publicity stunt or not, so far around 300 people have asked for ‘mercy’ during their visit. Read more: newsweek.com