High school students in Montana won’t have to take their final exam if Taylor Swift calls their teacher.

Sophomore Ike Stoner originally pitched the idea to his world history teacher Colter Pierce as a joke. Then, the school agreed to allow the class to test out the social media experiment.

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Students posted about the deal to social media, complete with photographic evidence of a whiteboard “contract” between Pierce and his students.

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Swift hasn’t called, but the clock hasn't run out just yet. There are still two weeks to go before Pierce's final.