Heat oven to 350°F. Spray cookie sheet with cooking spray.
If using crescent rolls: Unroll dough; separate dough into 4 rectangles. Firmly press perforations to seal. If using dough sheet: Unroll dough; cut into 4 rectangles.
Sprinkle Parmesan cheese, pepperoni, bell pepper and Italian cheese blend over each rectangle.
Starting with one short side, roll up each rectangle; press edge to seal. With serrated knife, cut each roll into 6 slices; place cut side down on cookie sheet.
Bake 13 to 17 minutes or until edges are golden brown. Meanwhile, heat pizza sauce. Immediately remove pinwheels from cookie sheet. Serve warm with warm pizza sauce for dipping.