Tom Petty

During a show at Hollywood, Calif.’s Fonda Theatre, Lukas Nelson paid tribute to Tom Petty with "American Girl" and "Breakdown" covers.

Lucinda Williams posted an emotional memorial to Tom Petty on her Facebook page.

During a recent concert, Emmylou Harris, Steve Earle and others performed Tom Petty's "Refugee" in tribute to the late artist.

At a concert in New York City, American Aquarium performed a cover of Tom Petty's "Listen to Her Heart."

Jason Isbell and the 400 Unit played songs in tribute to the late Tom Petty at Mempho Music Festival on Oct. 7 and at the Ryman Auditorium on Oct. 9.

The Avett Brothers played a cover of Tom Petty's "You Don't Know How It Feels" in Iowa on Oct. 5.

Chris Stapleton played a moving cover of "Learning to Fly" to honor the late Tom Petty at an Illinois concert on Oct. 5.

Jason Aldean opened the Oct. 7 episode of 'Saturday Night Live' with a cover of Tom Petty's "I Won't Back Down."

Following Tom Petty's death, Marty Stuart paid tribute to him with a cover of "Runnin' Down a Dream" on 'Later ... With Jools Holland'.

In tribute to both the Route 91 Harvest Festival shooting victims and the late Tom Petty, Dan + Shay covered Petty's "Free Fallin'."