A close relative of the "shocker," however, it differs in technique and execution. Invert your hand and direct two fingers into the stink box, immeditaely followed by a thumb-hook to the stinker. You can also perform a "hooking" motion (like your twisting open a can) for the full effect.
If your girlfriend gives you the look, it's time for the Dirty South Fish Hook.
two in the goo, one in the poo
I gave this girl a little dirty south fish hook
your two fingers in the hiney and then sink your thumb in her dickhole
Two in the stink and one in the pink.
An inverted shocker (see shocker) also reference (stinky pinky)