MovieChat Forums > Booksmart (2019) Discussion > So who was the serial killer?

So who was the serial killer?


One of them sees an artist's impression of the serial killer at the police station, and knows who it is.

Who was he?

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They are thinking it's the pizza guy whose car they got into the backseat of.

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Ah thanks

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Pizza guy. They tracked him down with Amy had left her phone in his car.

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