Preheat oven to 350 degrees. Grease a 9x13 cakepan with nonstick cooking spray.
Spoon the strawberry and blueberry pie fillinginto the cake pan, creating stripes with the filling.
Top the pie filling with yellow cake mix,spreading the cake mix in an even layer.
Spoon the melted butter evenly over the cakemix. Do not mix in.
Sprinkle the coconut flakes over the top of thecake.
Bake in the preheated oven for 50 to 60 minutes,until the top of the cake is a golden brown.
Serve warm or allow to cool completely beforeserving.