At such time that one is sitting on the toilet with profuse anal leakage, it becomes necessary to lift from the seat, whirl around, and evacuate stomach contents.
Dude, I got so drunk last night that I got the whirlies when I was on the can this morning!
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.