Sonja Kristina looks back over half a century of Curved Air. "I was wearing my green corduroy hippie outfit and Polaroid glasses. They played such stunningly beautiful music"

Sonja Kristina onstage.

Curved Air’s last co-founding member, frontwoman, Sonja Kristina, checks in as the London-based band – formed in 1970 and known for a fusion of progressive rock, classical and folk – prepares to call it a day, for the sixth and final time.

The dates, originally scheduled to kick off this month, have now been postponed until 2027 (this interview was conducted before the postponement).