Brady Bunch, The - Mike's Facing the Wrong Way
In the episode The grass is always greener, Mike and Carol switch parenting roles for the day and Mike is in the kitchen helping Marcia receive her cooking badge. He ends up making a big mess and has to clean up the kitchen. He washes the dishes and then mops the floor with Alice watching him. He is turned facing her as she is standing behind him by the sink. The next thing that happens is that Mike slips on the mop water and falls to the floor, facing the living room. Yet, when Alice ask if he is alright, he turns his head the wrong way to answer her.