a set of twins decide to have sex with their boyfriends one day, and their mom is ok with it.
they go to their rooms and start doing the do, and the mom walks past each room.
she hears crying from the first room, opens the door and asks " why are you crying?"
the daughter replies, because it feels so good.
from the second room she hears screaming, opens the door and asks why are you screaming.
daughter responds, "because it hurts so bad"
she goes past the third room and hears nothing, so she opens the door and asks, y arent you saying anything?
her daughter replies, "because you taught me to never talk with my mouth full"