Premise

The late Johnny Cash (1932-2003) is honored with a musical tribute that includes performances by Sheryl Crow, Foo Fighters, Norah Jones, Alison Krauss, Kris Kristofferson, Jerry Lee Lewis, Martina McBride, Montgomery Gentry, Brad Paisley, Kid Rock, U2, Dwight Yoakam. Joaquin Phoenix, Reese Witherspoon and Dennis Quaid also appear.