Guitarslingers played Merle Haggard's "Workin' Man Blues" in 2010 in honor of the country legend
Singer nods to a major influence with "There Won't Be Another Now" cover from 'Tradition Lives'
Country legend helped develop recreational sativa strain Merle's Girls before his death
"Everybody in this town is very much aware of the contribution [Haggard] had to this business," says the reigning ACM Entertainer of the Year
Singers trade verses on a sizzling version of "Workin' Man's Blues" at the 2014 CMT Artists of the Year event
Singer unleashes epic Facebook tirade against the country-music organization, Music Row and those who "hitch their wagon to [Haggard's] name"
Merle Haggard Spirit Award, named after the late country-music legend, recognizes "uncompromising artists"
Keith's six-song medley of Haggard hits includes "Mama Tried" and "Silver Wings"
Lauded musician wrote several Merle Haggard chart-toppers and co-produced Willie Nelson's 'Somewhere Over the Rainbow'
Out May 12th, the haunting track was recorded two months before his death
"I tend not to do the same thing twice," singer-songwriter says of 'At Night, Alone'
Country's most authentic rebel couldn't stop running – from the law, and then himself
"Dimestore Cowgirl" singer will perform in honor of Merle Haggard at Muskogee, Oklahoma-based festival
Country star talks to Rolling Stone Country about honoring his hero at the American Country Countdown Awards
Singer takes on Haggard's iconic "Mama Tried" at the Grand Ole Opry