Tap, Tap, Back, Grasp, Release and then Snap

The things one does to get people to feel special at night clubs.
If done in the listed order, this handshake will allow one free entrance into the club.
Done wrong - it's the back of the line for you.
The funny thing is that grown-ass people try to keep up with arbitrary dumb-ass rules in order to feel as though they are members of the 'in group'.
(Note; Secret shake subject to change on any given night.)