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LITTLE ROCK, Ark. (KTHV) -- An inspirational video is picking up speed across the Internet and it will warm your heart.

Children and staff at Children's Hospital at Dartmouth-Hitchcock got together to film a cover of "Roar" by Katy Perry.

If you want to help the hospital, you can make a donationat http://www.chadhalf.org/roar. Any donations made through this link will be matched dollar-for-dollar by PositiveTracks (http://positivetracks.org).