Preheat oven 350. Grease and flour 13 x 9 inch pan.
For cake , prepare, bake and cool according to package directions. Poke holes 1 inch apart in top of cake using handle from wooden spoon.
Puree thawed strawberries with juice in blender. Spoon evenly over top of cake allowing mixture to soak into holes.
For topping, prepare pudding mix according to package directions using 1 cup milk. Fold whipped topping into pudding mixture. Spread over cake. Garnish with fresh strawberries. Refrigerate at least 4 hours.