Peyton Manning's Children's Hospital fundraiser took a fun turn last weekend when the Denver Broncos quarterback took the stage with headliner Dierks Bentley to perform a cover of Johnny Cash's "Folsom Prison Blues." Manning's musical dynamism was about as weak as you might expect, but as it was strictly for-the-kids, we'd be jerks to mock him for it. He wasn't the first NFL player to take a ***** at country music however...in fact, players such as Hall of Famers Terry Bradshaw and Troy Aikman have done the deed in a More professional setting. Here are five country releases from acts that got their start on the gridiron.