Its one of my sons favorites.
Mix thoroughly and press into a 9 x 13 pan.
Beat eggs with vanilla, cream cheese and 1 cup sugar. Beat until smooth.
Spread on crumbs, sprinkle with cinnamon.
Bake 15-20 minutes at 350 degrees F.
Remove from the oven and allow to cool completely. Cover the top with the blueberry pie mix. Refrigerate.