From architects of the genre like Hank Williams and Jimmie Rodgers to game-changers Garth Brooks and Shania Twain
Clip from PBS documentary 'American Epic Sessions' shows the friends' one-take reprise of song from 2015 album 'Django & Jimmie'
Songwriter Will Oldham's new project 'Best Troubador' shows a fondness for Haggard's later recordings
In 1971, the "Good Vibrations" band teamed with the Grateful Dead for a live version of the Hag classic
George Strait, Willie Nelson and Kris Kristofferson all cameo in the clip for "Feelin' Haggard"
Keith Richards, Hank Williams Jr., Dierks Bentley and Chris Janson also performed in honor of the late country legend
From Keith Richards' heartfelt "Sing Me Back Home" to Miranda Lambert's aching "Misery and Gin"
Gospel group the McCrary Sisters joined Rolling Stones guitarist during Nashville tribute concert honoring late country legend
Song appears on the artist's new tribute album to Haggard, 'Best Troubadour'
Miranda Lambert, Dierks Bentley and John Mellencamp also set to sing Hag songs at April 6th event in Nashville
Janson faithfully renders the Hag's ballad, which originally appeared on 1981's 'Big City' album
In an unearthed, intimate 2007 interview, the "Branded Man" singer-songwriter recalled his friendship with Cash and his time behind bars
Merle Haggard and Joey Feek were among the country-music personalities who died in 2016
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'