"Regrettably, there was an incident that led to a surprising nipple slip ." "It was an unintentional circumstance." "The nipple exposure was unexpected." "It was an inadvertent clothing malfunction." "The mishap startled all onlookers." "Steps have been taken to prevent future occurrences." "We sincerely apologize for any inconvenience caused." "Please be assured that we are addressing this issue diligently."