This one actually made me lol.

It's obviously not a "foolproof" solution as shown here, is it?

(caption)
heh heh, without the additives to create denatured alcohol, ethenal, or ethyl alcohol, will fool Laura for sure. No more near beer for me!!
(or)
Wait till I tell the boys at Skull and Bones about this.
(or)
heh heh, you boys don't realize the value of this Green Energy to a teetotaler like me.
(or)
Fool me once and twice, this hippie petrol tastes great!
(end captions)
You be the decider, which one sucks the least?

heh heh, you boys don't realize the value of this Green Energy to a teetotaler like me.

This is my favorite.