Bake angel food cake according to package directions; set aside to cool. Break into bite size pieces.
Slice strawberries, reserving a few whole ones for decoration.
In a large bowl, beat the whipping cream with sugar. set aside
To assemble the trifle, lay half of the blueberries on the bottom of the dish. Layer with 1/2 of the angel food cake pieces and 1/2 of the whipping cream. Add 1/2 of the strawberries. Repeat the layers ending with whipped cream.
Decorate the top with sliced and whole strawberries and blueberries. Refrigerate 1 hour or until ready to serve.
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