When Leon Russell was helped on to Auckland’s Powerstation stage in April 2011, he was 69, overweight and walked with a cane. It didn’t look promising. But Russell made his career sitting down, and once at the electric piano, the magic flew. His most familiar songs ‒ snatches of the Beatles, Dylan and the Stones, blues, Southern soul and gospel; his encore (without leaving the stage) of late 50s rock’n’roll hits weren’t just
