‘70s Music Legend, 78, Made Key Lyrical Tweaks to Song That Won’t Die originally appeared on Parade. One of the unexpected highlights of James Gunn’s new adaptation of Supermanis “Punkrocker,” the song that plays over the film’s end credits.

A singer, songwriter and actor who co-wrote some iconic 1970s songs including hits for the Eagles is dead at age 78. JD Souther died Tuesday at his home in New Mexico, according to Variety. A cause of death has not been announced for Souther, who performed ...