Prheat oven to 375*; in a large skillet, on medium heat brown the bacon pieces, until bottom of pan is coated with bacon grease.
Add the onion and pepper and saute until transparent, and pepper is soft. Add the brown sugar;and stir until sugar melts.
Add the BBQ sauce; DR. Pepper and beans and stir all together well. Pour into a shallow baking pan and top with 2-3 more slices of uncooked bacon. Bake for 45-1 hour time or until bacon on top is browned and crisp! Enjoy!