It wasn’t that he didn’t like the song, he said later. Support local radio, he said-we promise we’ll never play “Stairway to Heaven.” Plant pulled over and called in with a sizable donation. When the DJ came back on, he started plugging the station’s seasonal fundraiser. The music was fantastic: old, spectral doo-wop-nothing he’d ever heard before. Years after Led Zeppelin IV became one of the most famous albums in the history of rock music, Robert Plant was driving toward the Oregon Coast when the radio caught his ear.