You know how graduations can be long and boring? Not the graduating class at Portsmouth High School. They celebrated with a flash mob to Taylor Swift's "Shake it Off."

Two-hundred and thirty-five students we in the dance led by led by valedictorian Colin Yost.

And yes, they did get permission from the principal before. They even practiced after school and made an instructional video to practice at home.

But they kept the secret well and then revealed it during graduation! Now THAT'S a fun graduation!

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