The box office is suddenly high and low, it is easy to influence the audience, and will affect the theater's judgment on the film's subsequent scheduling. In the era of big data, data can turn into money, or even be money itself. So a sudden decrease of more than a million dollars is very unusual.

Advance tickets are tickets that can be purchased in advance through certain means, and can be purchased in advance, usually without queuing for internet purchases, which saves time and may also have corresponding discounts.