Welcome to Traveler's Delight: Passport to Murder! Fourteen days on a boat just to get chased by corrupt cops and leered at by a woman who crunches beans? Hmmm.
Ito Shandy
1 can frozen concentrated lemonade or limeade
All of the Mexican Pilsner your vessel will hold
Combine in a big ass vessel (punch bowl, etc), ladle into a glass with or without ice, and enjoy on the dock or your rich friend's boat.