(WMUR) — PORTSMOUTH, N.H. —The graduating class at Portsmouth High School bid a special farewell to the school.
The class of 2015 broke into a flash mob during the graduation ceremony on Friday, dancing to the Taylor Swift song, "Shake it Off."
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The dance was led by class valedictorian Colin Yost.
“Oh my gosh, it was amazing. I could not have imagined it coming out any better myself,” he said.