Lord Rare Rock on Instagram: "OH, SHE SINGS - Joni Mitchell mesmerizes one of the largest gatherings in human history with “California” at The Isle of Wight Festival (1970). The uber talented then 26-year old Joni Mitchell stood in front of nearly 600,000 people and delivered the performance of a lifetime. Mitchell’s 12-song set would prove a pivotal moment in the festival. Several times she beseeched the crowd to quieten down, gently at first, imploringly: “It really puts me uptight and I forge