A strange and fatal curse that set itself upon the SVHS play groupe during the performance of TKaM. Attibuted to the oft persecuted and strangeley "depants"ed Carl Vater, a disciple of god, who bestowed his wrath upon the production.
The curse of Vaterism led to a tornado, power outages, the dissapearence of two cast members, a shitty sunday performance, and the injury of another cast member
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"