Homeopathic Soda.

Contains minute or possibly nonexistent amounts of sugar and flavoring. Great if you want to gain a lot of weight in a hurry!

And, of course, if you add a bunch of sugar to it you get Diet Homeopathic Soda.

This idea is mostly stolen from Kerri.

Observation.

Some people treat driving like a zero-sum game.

(I thought of this yesterday but forgot to post it. This disclaimer is included so that Matt won't think I'm talking about him.)