Bottled Opera (2013)

Maryln, using a potion in the form of a breath spray to enhance her opera voice. She runs out and has to mix more potions to recreate this opera potion and in doing so messes up the recipe. As she steps on stage and the music plays, everything starts out normal. All of a sudden the music genre keeps switching around. She breaks the bottle and her problem is solved, her voice goes back to normal.