Mitchell sounded wonderful on 27 songs over 3 hours on stage with the Joni Jam band organized by her friend Brandi Carlile and featuring stars such as Elton John, Meryl Streep, Annie Lennox,

Brandi Carlile, Annie Lennox and Meryl Streep also joined Elton John backing up Joni Mitchell on her "I'm Still Standing" cover.

Almost a decade after suffering from a brain aneurysm, Mitchell has slowly returned to performing Name a better surprise guest at a concert than Sir Elton John. Over the weekend, legendary folk singer Joni Mitchell performed a rare pair of shows at the Hollywood Bowl in Los Angeles.