20 Tasty Low-Calorie Cocktails (all under 150 cals) Itsy Bitsy Bikini 1 oz. X-Rated Fusion Liqueur 1½ oz. SKYY Infusions Coconut Vodka 1 oz. diet lemon-lime soda 3 oz. light cranberry juice Garnish: shredded coconut Combine all ingredients in a cocktail shaker filled with ice. Shake vigorously, strain into an glass filled with ice, and top with shredded coconut.