What happens next in this paragraph?

A little girl walks into a bathroom and starts talking to the camera. The bathroom transforms into a factory. The girl picks up a toothbrush and continues to talk. toothpaste
1. is added to the toothbrush as well as toothpaste. 2. is applied to a tooth brush. 3. is suddenly shown and the girl proceeds to wash a toothbrush. 4. is washed in a tub.
2.