Hundreds of Penn State students were on their feet at the Bryce Jordan Center in Happy Valley from Friday night to Sunday at 4 p.m. raising money for childhood cancer research.
In the end, they danced for 46 hours and raised a record $13,756,347.50 for the kids.
THON is the largest fundraising event on any American college campus.
RELATED: 6abc Presents: 'THON: 50 Years for the Kids'
Watch: THON - 50 Years for the Kids