In the episode of Coach when his daughter is to give a testimonial for the Coach but can't make it, he asks one of his daughter's dorm mates to pretend she is his daughter to do so. Coach is getting ready for the special night and is dressed in a tuxedo and as he is getting ready, the studs on his shirt keep disappearing. From 1 to 3 studs disappear and reappear as he has dialogue with his family.