Mix on med- cream cheese, vanilla, powdered sugar, and heavy cream. When mixed well and it is smooth, add prepared lemon pudding and beat for 3 minutes. Fold in blueberries and their juice. Do not over-stir. Pour into graham cracker crust. Chill in the refrigerator overnight.
For a fluffier dessert add an additional 1/4 cup heavy cream and beat on high.