The Glass Of Water

Q: A women walks into the restaurant and asks for a glass of water. The man behind the counter says "okay," pulls out a gun and aims it at her. The women is very pleased says "thank you," turns and walks out. Why was the women thankful the man pulled a gun on her?

A: The women had the hiccups and the gun (which was fake) scared her and got rid of the hiccuos.