![Eddie Van Halen on stage performing. Photograph, 1978](https://cdn.mos.cms.futurecdn.net/MHozXrCVtJncJjw7oHzZT7-320-80.jpg)
"Eddie was doing these extended solos so Tony had to have a word with him about that": Geezer Butler remembers the ups and downs of Black Sabbath being upstaged by Van Halen, and his hopes for a final farewell show with Bill Ward
He also weighs in on what went wrong with the Rick Rubin-produced 13 album: "Tony was incredibly disappointed in him"