1/3 a fluid ounce or 1 centilitre of Tequila
1/3 a fluid ounce or 1 centilitre of Jack Daniel's Whiskey
1/3 a fluid ounce or 1 centilitre of Sambuca

Mix in a test tube and shoot. If mixed in this order, any person can drink it, even if they don't like the taste of hard liquor. Enjoy, after a few or these it will make you feel nothing!