High School Graduates 'Shake It Off' Flash Mob-Style to Taylor Swift: Watch

Alive Coverage
Taylor Swift onstage at Rock in Rio USA in Las Vegas in May, 2015.

Graduating high school is a big deal, so you might as well make a big deal out of it. The seniors at Portsmouth High School in Portsmouth, N.H., did just this, with some help from Taylor Swift

Taylor Swift Shares High School's Amazing One-Take 'Shake It Off' Video: Watch

No, Swift didn't show up. But her hit "Shake It Off" sure did, as the graduating class performed a flash mob-style dance to the mega-hit that had everyone out of their seats grooving. 

Hear Screaming Females Do a Punk Cover of Taylor Swift's 'Shake It Off'

At the class valedictorian's closing words of his speech, "All you have to do is shake it off," the fun got going — first with hand moves and then full gowned body movements. 

Watch it here: