Fleetwood Mac guitarist Lindsey Buckingham performed a four-song acoustic set on Friday – you can watch it below.It was his first performance since suffering a heart attack and undergoing emergency open heart surgery last year.Buckingham’s wife, Kristen, reported at the time that the guitarist had suffered “vocal cord damage” following the surgery, which meant he had to postpone all of his upcoming tour dates. He announced a solo tour in February 2020 set to take place in April and May but had