Robby Hauldren and Freddy Kennett gave the audience a blood pressure spike as the Saturday headliners.
We sorted through the many backflips, jumps, and special appearances of the THON 2021 pep rally.
Since 1977, THON has raised more than $180 million for the Four Diamonds Fund at Penn State Children's Hospital.
Are you a THON trivia master? There's only one way to find out.
No winner was announced, but many Penn State teams impressed a virtual crowd during Saturday's annual THON pep rally.
"Learn what you can learn, make as many good friends as you can make, and enjoy yourself."