David Bowie
Bowie was a 'true friend to the festival'.
The festival will honour the late music legends.
It's been over three months since the record's release, and fans have now discovered something quite astonishing.
Throughout history, progress in hasn't always been championed.
She recorded the chat with Oprah Winfrey before his death in January.
Debbie Harry, Cyndi Lauper and the Flaming Lips all took to the stage.
The 'Heroes' icon first played at Worthy Farm in 1971.