Thoroughly combine brown sugar, pepper, garlic powder, and cayenne
Place bacon slices on a wire rack and sprinkle the mixture over both sides of each slice of bacon. We want all of the slices to be evenly coated on both sides.
Place baking sheet into smoker.
Cook for approximately 45 minutes to an hour, until bacon begins to get crispy.
Remove bacon from smoker and let it cool. Then serve and enjoy!