Blonde orders a drink.

A blonde, a brunette and a redhead went into a bar and asked 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 a15.” Bartender: “What’s a 15?” Blonde: “7 and 7″