Preheat oven to 350° and spray an 8 x 8 glass baking dish with a non stick spray. Set aside.

Using a medium mixing bowl, add blueberries, sugar, lemon juice and corn starch. Stir and let sit.

Remove cinnamon rolls from package and cut each one into 6 pieces and add to the bowl with the blueberries, stir.

Pour into prepared baking dish and bake for 22-25 minutes until golden brown.

Remove from oven and top with the icing that came with the cinnamon rolls. 

Serve warm with a scoop of vanilla ice cream.