06/07/2014 at 12:00 PM EDT
Country singers traded microphones and guitars and bat and gloves Saturday at the CMA Fest
, suiting up for the City of Hope celebrity softball game.
The charity, which pit Team Grand Ole Opry against Team iHeartRadio, raises money for cancer and diabetes research. Stars like Jessie James Decker
, Jamie Lynn Spears
and Scotty McCreery took on Florida Georgia Line, Sara Evans and Danielle Bradbery in the match.
But the day isn't all about sports: Music City lit up later with performances by Marty Haggard, Darius Rucker, Keith Urban
Check out photos from PEOPLE and your favorite country acts themselves below: