1. Fill a cocktail shaker with ice.
2. Add:
   • 1 1/2 oz vodka
   • 2 oz orange juice
   • 2 oz pineapple juice
3. Shake vigorously for about 10-15 seconds until well-chilled and mixed.

Serving: 4. Strain the mixture into a chilled highball glass filled with ice.

Garnishing: 5. Garnish with a pineapple slice or an orange slice.

Enjoying: 6. Serve immediately and enjoy the refreshing tropical flavors of your Hawaiian Screwdriver.