Earth, Wind & Fire postponed their San Francisco show on Thursday night minutes before taking the stage. “We are unable to perform as scheduled tonight at Chase Center in San Francisco due to a medical emergency involving a member of our band,” the group wrote in an Instagram statement. 8 Earth, Wind & Fire (pictured above in September 2025) abruptly postponed a concert Thursday night. 8 The group (pictured above in 1970) cited a “medical emergency involving a band member.” 8 The Grammy winners are co-headlining their “Sing a Song All Night Long” with Lionel Richie (pictured above on July 24.)