While my friends have hangovers in the morning, I don't. I hate the feeling of nausea and the urge to pee every 5 seconds. With a little vitamin C, it went a long way for me when I had work the next morning. =]
Place, then combine sugar and salt on a small flat plate. Moisten rim of martini glass with water or vodka and dip rim into salt-sugar mix. Set glass aside (preferably in a refrigerator or freezer). Pour vodka, oj and Cointreau over ice. Shake well. Strain liquid into salt-sugar rimmed glass. Coil orange slice in an "S" formation around one side of the glass.