I've never thought about how actors and actresses feel watching their own sex scenes. I would think that would be a nerve racking event, full of embarrassment. I guess I never really thought about it because to my knowledge, a celebrity has never filmed their own reaction to it... until now! Rihanna was on Instagram Live when she watched her sex scene in 'Bates Motel,' and was so embarrassed that she needed a shot! Check out the video below...