A blonde, a brunette and a redhead went into a bar and ordered their drinks from the bartender.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"