In a small bowl melt peanut butter in the microwave (about 10-20 seconds).
Spoon melted peanut into pie crust, drizzling all over. Sprinkle 1/4 C hazelnuts (if using).
Make chocolate pudding following manufacturer's directions. Pour into pie crust. Place in the fridge to set (about 30 mins-1 hr).
Spoon a generous amount of Cool Whip over the pie, and smooth. Drizzle Hershey syrup parallel to one another (1/2 inch apart). Using a butter knife, slide it opposite direction of the syrup lines. Top it with remaining nuts (If using) chocolate chips and peanut butter chips.