Dentists always do that! The best in when they stare at you expectantly waiting for an answer. IF my mouth is frozen and full of your stupid instruments, HOW THE HELL AM I SUPPOSED TO ANSWER YOUR STUPID QUESTION
http://www.youtube.com/watch?v=-ssXJtzFOjAGo to 1:36
up vote # 3!
suck my dick and you will get a mouthful
^that's what he said