ATLANTA, GA - DECEMBER 17: Christine McVie, John McVie, Stevie Nicks, Mick Fleetwood, and Lindsey Buckingham of Fleetwood Mac perform at Philips Arena on December 17, 2014 in Atlanta, Georgia. (Photo by Chris McKay/Getty Images)
ATLANTA, GA - DECEMBER 17: Christine McVie, John McVie, Stevie Nicks, Mick Fleetwood, and Lindsey Buckingham of Fleetwood Mac perform at Philips Arena on December 17, 2014 in Atlanta, Georgia. (Photo by Chris McKay/Getty Images)