VIDEO: Peyton Manning dancing during Broncos practice

It's important to maintain a pleasant atmosphere when you're an NFL veteran among players fighting for a job. Why not lighten the mood with a little jig?

That's exactly what Denver Broncos quarterback Peyton Manning did Monday when captured dancing during the team's warm-ups to the tune of "Rocky Top Tennessee."

It didn't last long, but it was fantastic. (There's no sound; use your imagination.)

If only we knew where Manning learned those sweet moves ...