The 78-year-old 'Upside Down' singer will reportedly perform on a platform in front of Buckingham Palace as part of a live show to celebrate the Queen's 70 years on the throne.
Kendrick Lamar and Billie Eilish will also headline the Somerset festival.
This year’s festival, which was scheduled to take place this weekend, was to be a celebration marking 50 years since its inception in 1970.
"When Bernard and I finished writing it, I said, 'This song may go gold, just via the gay community alone,'" the Chic legend recalls.
Barbra Streisand and Diana Ross are among the big names who've tried to defend Jackson
Diana Ross' son Evan Ross and his wife Ashlee Simpson discuss their new reality show and their famous families.