Willie Nelson

For the film 'Dog Years', Willie Nelson sings a Diane Warren-penned song called "To Get Here."

See video of Toby Keith and Willie Nelson performing "Rambin' Fever" in honor of Merle Haggard.

Keith Richards covered "Sing Me Back Home" and "Reasons to Quit" at the 'Sing Me Back Home: The Music of Merle Haggard' tribute concert.

Kenny Chesney was among the many country stars who gathered in Nashville on Thursday night (April 6) to pay tribute to the life and legacy of Merle Haggard. Chesney joined co-host Willie Nelson onstage at the Bridgestone Arena in Nashville to perform "Pancho & Lefty," which Nelson originally recorded with Haggard in 1983.

Country stars, rock stars, alt-country heroes and bluegrass angels all came together to celebrate Merle Haggard on Thursday night (April 6) in Nashville.

Willie Nelson pays tribute to Merle Haggard in his new album’s closing track, "He Won’t Ever Be Gone."

Willie Nelson has shared his song "Old Timer" by releasing a music video for the track.

In a live-to-tape interview at SiriusXM’s Music City Theatre in Nashville on Tuesday (April 4), Willie Nelson shared a song from his new album, God’s Problem Child, that pokes fun at a recirculating internet hoax that he’s deceased.

Willie Nelson's wife, Annie, is piggybacking on the singer's marijuana advocacy with the announcement of her own business, Annie's Edibles.

Willie Nelson's publicist denies claims that the singer is "deathly ill."