[Driving home in the van]
Alice: La la la la la la!
Alice: Stop saying that!
Alice: You stop saying that!
Alice: No, you stop saying that!
Alice: Stop copying me!
Alice: Stop copying me!
Alice: Stop saying what I say!
Alice: Stop saying what I say!
Alice: [drops in to a sotto voice argument — it’s probably best we don’t know exactly what she said to herself]