27. #27 Vegas Production Values â dramatic effect with teacher delivery Like a Faucet â Quick on / quick off like a faucet â e.g. Student say âooh, aahâ every time they here the key phrase or word âuse a signal to indicate start stop â do not allow it to âleakâ into other lessons or be used when not asked for Same Objective â must support, not distract from, the lessonâs objective Chorus Line â Everyone is doing the same thing at the same time. They must know the format and rules On Point â As soon as it is off focus immediately correct and reinforce the standards of excellence