Satan's Whiskers

Satan's Whiskers: 3/4 ounce gin; 3/4 ounce dry vermouth; 3/4 ounce sweet vermouth; 1/2 ounce orange juice; 1/2 ounce Grand Marnier; 1 dash orange bitters; Shake with ice. Strain into a cocktail glass.; Using "Orange Curaçao" instead of Grand Marnier turns this into a "curled" version.