HEAT oven to 350ºF. Prepare brownie batter as directed on package; pour into greased 9-inch pie plate. Bake 30 min. Cool completely. Scoop out centre, leaving 1/2-inch-thick rim around edge and thin layer of brownie on bottom. Reserve pieces.

BEAT milk and pudding mix with whisk 2 min. Add 1/3 cup of the peanut butter; mix well. Stir in whipped topping. Spoon into crust; top with reserved brownie pieces.

MICROWAVE remaining peanut butter in microwaveable bowl on HIGH 1 min.; stir. Drizzle over pie. Refrigerate 2 hours or until pie is set. Refrigerate leftovers.

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