Bikini Martini

1 fluid ounce coconut rum

¾ fluid ounce vodka

1 fluid ounce pineapple juice

1 dash grenadine syrup

Combine rum, vodka and pineapple juice in a drink shaker. Shake firmly until frothy. Pour in a martini glass, add a touch of grenadine in the middle. Garnish with an orange wheel.