Bryce Method
The quintessential "cock block". Slipping in and stealing the hot girl away from the guy who brought her to the bar. Common method used in most college towns yet requires a fair amount of skill and grit.
Friend 1. Damn, that chick is hot. Looks like shes with someone tho.
Friend 2. So... just use the Bryce Method
Friend 2. So... just use the Bryce Method