Country music has lost two of its own today. Troy Gentry of Montgomery Gentry has been killed in a helicopter crash and country music legend Don Williams has passed away at the age of 78.

According to a report from WKYT in Lexington, Montgomery Gentry was scheduled to perform at a concert in New Jersey.

That's where the deadly accident occurred.

Eddie Montgomery was not on board the helicopter.

Meanwhile, the Gentle Giant and Country Music Hall of Famer, Don Williams, has passed. No cause of death for Williams has been released but The Tennessean posted a tremendous tribute about this legend's career.

Country stars and other celebrities are sharing their thoughts and tributes on Twitter: