It's rude to yell when you are near a baby.
Michael is holding his sleeping infant son in a park when he notices his friend Shaun walking across the street.
Michael wants to get Shaun's attention.
Michael takes his cellphone out and gives Shaun a call  to say where he is.
Michael loudly calls out to Shaun from across the street.
Michael's son continues to sleep and get the rest he needs to grow up well.
Michael's son wakes up and begins crying because his sleep was interrupted and because Michael's yelling hurt his ears.