"Jeff has been battling a systemic infection and is currently in the care of a team of doctors," organizers wrote on July 12.

Lynne, the frontman of the British rock band Electric Light Orchestra (ELO), was supposed to have his last live performance — and headline — at the BST Hyde Park festival on Sunday and was closing out his “Over and Out” farewell tour. However, it’s canceled due to his health issues.

Jeff Lynne’s ELO canceled its July 13 performance at BST Hyde Park in London early Saturday morning after doctors advised frontman and band co-founder Lynne, who is currently “battling a systemic infection,