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Harrow said..I always held the opinion that those energy drinks were stupid, but if an easily influenced and over caffeinated 20-something kid wants to fund my watching the America's Cup, maybe they're not such a bad thing.

Vitamin Bs not only "cure" a hangover the next day, they prevent one in the first place. Alcohol reduces Vitamin Bs, so simply stocking up on it before drinking...
I discovered this myself sort of by accident. I can attest i feel much better the next day if i have red bull the night before. Even good!. Starting out with a "vodka red bull" is actually a very smart move.
You can google it. Very well studied.
Vitamin Bs are also in the group of "fountain of youth" ...er, things. This is more controversial, but plausible.