Joni Mitchell is to perform at the Grammy Awards for the first time. The 80-year-old singer – who is nominated for Best Folk Album for ‘Joni Mitchell at Newport’ – will take to the stage at Los Angeles’ Crypto.com Arena on 4 February, marking the only time she has ever sang at the annual ceremony, despite having been honoured with 10 Grammy awards in the past, including the Recording Academy’s Lifetime Achievement Award in 2002. The ‘Both Sides Now’ singer suffered a brain aneurysm in 2015 which left her unable to talk or walk for some time but in July 2022, she returned to the stage for her f…