In medium bowl beat together peanut butter, cream cheese, and sugar.

Gently fold in 3 cups whipped topping.

Spoon mixture into prepared pie shell.

Using spatula smooth mixture to edges of pie.

Reserve 2 tbsp hot fudge topping and place remainder into microwave -safe bowl or glass measuring cup. Microwave for 1 minute.

Stir. Spread hot fudge over pie to cover peanut butter layer.

Refrigerate until serving time.

Just before serving, spread remaining whipped topping (1.5 cups) over hot fudge layer, being careful not to mix the 2 layers.

Place reserved 2 tbsp hot fudge in a small baggie and knead for a few seconds.

Cut tiny hole in corner of bag and drizzle over pie.

Repeat with 2 tbsp peanut butter, drizzling in opposite direction of hot fudge.