A round of drinks

A blonde, a brunette and a redhead went into a bar and asked the bartender for some drinks:


Brunette: "I'll have a B and C."


Bartender: "What is a B and C?"


Brunette: "Bourbon and Coke."


Redhead: "And, I'll have a G and T."


Bartender: "What's a G and T?"


Redhead: "Gin and tonic."


Blonde: "I'll have a 15."


Bartender: "What's a 15?"


Blonde: "7 and 7."


Submitted by Curtis
Edited by Yisman