Preheat oven to 350. Spray 9x13 dish with cooking spray. Blend cream cheese with cup of granulated sugar until smooth. Unroll one tube of Crescent Rolls and lay in baking dish, top with cream cheese mixture, and finally with other tube of crescent rolls. Bake at 350 for 20 to 25 minutes or until golden brown.
Remove and let cool for 5 minutes before topping with glaze.
To make glaze combine powdered sugar with milk, whisk until smooth. Drizzle on warm pastry.