ADD boiling water to gelatin mix in large bowl; stir 2 min. until completely dissolved. Add ice; stir until melted. Refrigerate 30 min. or until slightly thickened.
STIR in berries. Pour into 9-inch pie plate sprayed with cooking spray. Sprinkle crumbs around edge of pie.
REFRIGERATE 4 hours or until firm. Serve with COOL WHIP.