1/2 shot of Lime Juice
1/2 shot of 151 proof rum (or overproof rum)
1 shot of Bailey's Irish Cream (or Irish Cream)
Fill one shot glass with Bailey's. Fill second shot glass with Lime and 151. \r
To Drink: \r
Pour Bailey's into mouth, do not swallow. Pour Lime and 151 into mouth. Shake head back and fourth, the shot will turn solid.