After a luscious midnight lunch of gumbo and conch fritters and topped by homemade Key lime pie, I leaned back in my chair on the patio and gazed up at the stars. Once again the Leonides brothers had vanished after cleaning up the dishes, leaving Dermott and me to our own devices.

"I can't keep eating like this," I said with a laugh. "I won't be able to fit into any of my clothes when I get home."

"I think we can make sure you get enough exercise to counteract the ...