Mad Hatter's trademark dance that was not only one of the most embarrassing and unnecessarily awkward moments in the history of cinema, but also the moment when Tim Burton's credibility as a director hit an all time low.
On that note, the actual man performing the dance, David "Elsewhere" Bernal, is actually a very talented and innovative dancer and is a treat to watch within the appropriate context.
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.