In the frenzy leading up to the big day, I was told breathlessly, barely 12 hours before the event that I had to get a lei and maracas. “A Lei? Maracas?” Had high school graduations changed that much or was this some American tradition I wasn’t aware of? Where the heck does one buy a lei or maracas? “Everyone gets a Lei!” she said. “You can get them at Safeway. And you need maracas so that you can make lots of noise when I go up on stage.” “Oh,” I said stupidly. I was priding myself on the fact…