Tom Petty and The Heartbreakers deliver a laid-back yet magnetic live performance of “You Don’t Know How It Feels” on Late Night with David Letterman on September 9, 1994. The appearance coincided with the release of Petty’s acclaimed solo album Wildflowers, produced by Rick Rubin, and marked one of his first live performances of the song. “You Don’t Know How It Feels” went on to become one of Petty’s signature tracks—topping the Billboard Album Rock Tracks chart and earning a Grammy Award for B

EC performing “The River in Reverse” with Allen Toussaint on The Late Show with David Letterman, back in 2009. | Elvis Costello