A gelatin shot or jello shot is always a good party favorite which entails the use of some form of alcohol, usually rum, vodka, tequila or in extreme cases even grain alcohol. The alcohol is used to replace some of the water or fruit juice used to congeal the jello shot mix. An American mathematician by the name of Tom Lehrer has been said to have been the 1st to create the jello shot... https://gohyo.kr/