The documentary features interviews with Ringo Starr, AC/DC's Brian Johnson, Aerosmith's Steven Tyler, St Vincent, Slash and Duff McKagan from Guns N' Roses, U2's The Edge, Red Hot Chili Peppers' Flea, Metallica's Lars Ulrich, Exene Cervenka of X, and more It sounds like another labor of love for the never-resting Grohl, which we all benefit[...]
