to become extremely drunk beside a lake or in a similar outdoor area(~river,pond etc) at an early hour of the day and make drunken phone calls to people giving them advice on matters that you have no business in.
'oh god,i was surkogged beside the ucd lake the other day-i had two bottles of wine..i dunno what i even said to ur man on his dvd player from power city'.
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?"