Garrett Bazany suffered a terrible spinal cord injury on a trampoline that left him paralyzed from the chest down. But Garrett didn't take his injury lying down. No, this strong, dedicated teen made a goal for himself shortly after the accident - that he would walk across the stage at his high school graduation. And three years and one day later, he did just that. 

Since his accident, Garrett has been going through intensive physical therapy to get himself to the point where he is able to walk with the aid of a walker. Almost none of his friends knew this, though. And so when he got up out of his wheelchair at graduation, the room exploded in applause. Check it out: