Wash hands. Wash all fresh, unpackaged produce under running water. Drain well. Place ice in a 16 oz. beverage glass. Pour the lemonade concentrate, raspberry syrup, chai tea concentrate, and lemon-lime soda over the ice, and mix thoroughly with a long-handled bar spoon. Place raspberries on a skewer or pick. Slice halfway through the sliced lemon. Place the sliced lemon and raspberry skewer on the rim of the glass.