After years of being the late bloomer and the girl who STILL didn't have her period, I finally got it-  on a trip to Italy with my family. It totally ruined my whole trip. I ran out of pads while on a speedboat in the Amalfi Coast and LEAKED IN THE SISTINE CHAPEL! One whole day was wasted because my cramps were so bad I couldn't do anything. It was like nature was saying, "oh you wanted a period? Well here you go..."