Ultra-gory 'Terrifier 3' is using puking viewers as a marketing tool. The same hype helped 'Terrifier 2' make $15 million on a $250,000 budget.

Jesse Korman/Signature Entertainment

• The ultra-gory "Terrifier" franchise follows a demonic serial killer called Art the Clown.
• Audience members walked out of a recent "Terrifier 3" screening, and one person vomited.
• A violent scene in "Terrifier 2" helped create buzz around the movie, helping it make $15 million.

Audience members were so disgusted by the ultra-gory horror movie "Terrifier 3" that they walked out of a screening last week ...