You might have seen something like this at craft stores or flea markets but heres how to make one for yourself.
A Tea Candle
Coat hanger or wire
Step 1: Get Started
So you want to finish off the liquid in your bottle of choice and then recover from the hangover after you are done.
After that cut the bottom base of your bottle off. There are many ways to do this just search on Instructables.com or watch the video below:
skip to about 5 minuets in and he'll show you how to do it.