Bake angel food cake - cool. Put 1/2 broken up angel food cake on bottom of 9 x 13 inch cake pan. Put 2 cans cherry pie filling on top of cake pieces, place other half of angel food cake pieces on top.
Mix 2 small boxes of vanilla pudding with 3 cups milk; add 8 ounce sour cream and place on top of second layer of cake. Top with Cool Whip.