Well since the conservation of mass exists (matter can not be created nor destroyed), the apple does not just cease to exist when you eat it, meaning you still have 4 apples.
The reason the girl s crying and screaming at a cat is because she is blonde and due to our strange universe she is dumb. Now if she had brown or black hair she would know that all she has to do is move the cat or whatever she needed to do and not cry like a gosh darn toddler.