1. Preheat the oven to 350*
2. Lightly spray a 9x13 baking dish with cooking spray
3. Cook the pasta according to package directions, when done, drain and rinse
4. In a skillet over medium high heat, crumble the ground beef until cooked thoroughly, drain the grease
5. Add in the minced garlic and Italian seasoning, and salt and pepper, stir to blend well
6. Add in the sugar, stirring to mix
7. Pour in the tomato Sauce and stir again
8. Simmer the mixture for 5 minutes
9. In a small bowl combine the sour cream and the softened Cream Cheese
10. Place half of the pasta on the bottom of the prepared baking pan
11. Top the pasta with half of the Sour Cream and Cream Cheese mixture
12. Spoon half of the meat mixture over the top of the sour cream mixture
13. Repeat the second layer of pasta, sour cream and meat mixture.
14. Sprinkle the Shredded Cheese over the top of the entire casserole and place in the oven
15. Bake for 20 to 25 minutes, until the cheese is bubbly and beginning to brown.