Layered Pizza Dip

8 ounces cream cheese
1/2 cup sour cream
1/4 cup parmesan cheese
1/2 teaspoon garlic salt
1/2 cup pizza sauce
1/2 cup shredded mozzarella cheese
1/2 cup pepperoni sausage
1/2 can chopped olives

Mix cheeses and garlic salt with sour cream. Spread in a pie pan. Then layer your olives, pepperoni, and top with the mozzarella cheese. Bake in oven for 20 minutes at 350�F. Serve with round crackers.