Simply pour a shot or two (or more) of vodka into a highball glass with some ice and fill the rest of the glass with orange juice. Garnish with an orange peel if you feel so inclined.

The popular story is that the screwdriver was invented in the 1950s by American oil rig workers in the Middle East, who snuck vodka into their juice cans and, lacking utensils, mixed the drink with their screwdrivers.