Before the sparkles begin to spread, roll or press a ball of play dough into the areas that have been glitter bombed. And, hey, if you need to use the play dough for other debris, it should be equally effective!
After you fill your baking dish with some water, add a few drops of your go-to dish soap. For the next step, set your sponge aside and ball up some aluminum foil. Use it to scrub your dishes and watch those stains come right off.