"Unfortunately, a mishap occurred resulting in an unexpected nipple slip ." "The occurrence happened by mistake." "The nipple exposure was unexpected." "It was an innocent wardrobe malfunction." "The accident came as a shock to everyone present." "Precautions have been implemented to ensure this won't happen again." "We deeply regret any trouble this may have caused." "We assure you, this matter is being treated with utmost seriousness."