"But Miss." you call out. "The rule book clearly says female students and faculty are allowed to dress as slutty as they want. I mean you even came to school in nothing but your underwear, which might I say your looking quiet sexy in."
The teacher's clothes disappear revealing her underwear as she becomes a sexier version of herself.
"Your right Desdemona I don't know what came over me there. I'm sorry Susan for how I acted. Now class lets not waste anymore time and get on to our lesson plan."