Heat oven to 350. Lighlty spray a 9" x 13" pan w/ cooking spray. Press 1 can of crscent rolls into bottom of pan.
In bowl, beat cream cheese, 1 cup sugar and vanilla until smooth. Spread cream cheese mix over crescent layer.
Unroll 2nd can of rolls and lay on top of cream cheese mix, but don't press down. Pour butter over entire contents in pan. In small bowl, combine remaining sugar and cinnamon. Sprinkle over top of crescent layer. Bake 25-30 min, or until top is golden brown. Cool slightly and cut into squares.