Lee Brice, Randy Houser and Jerrod Niemann have signed on to headline the final night of the T.J. Martell Foundation's Country on the Beach. The event runs October 5 through 8 in Key West, FL, and Montgomery Gentry has signed on to host the event.

Meet-and-greets with the stars are available, and you can get tickets at CountryontheBeach.com. The T.J. Martell Foundation has raised more than $250 million since its start to fund research in the fight against cancer, leukemia and AIDS.

Copyright 2013 ABC News Radio