Please choose the correct ending to complete the given sentence: Brushing teeth: As he frantically brushes, a woman comes to assist him as he points to different things on the counter. The young boy keeps brushing and then they end up switching tooth brushes. eventually

Ending1: , the girl offers him a kiss while looking at the camera, says hi and opens her mouth. Ending2: he touches the helmet, they switch again and then it is red and he drives off. Ending3: , the camera shows a standing cake with each of them grabbing a piece. Ending4: , the woman puts toothpaste on the brush and the boy cleans his teeth.

Answer format: ending1/ending2/ending3/ending4