Piedmont Park welcomed a sold out crowd this past Fri. and Sat., Sept. 19-20, for the fourth Music Midtown at Piedmont Park. Twenty four artists including Lorde, Iggy Azalea, B.o.B, Gregg Allman and Lana Del Rey performed on three stages throughout the Park. Headlining Fri. night was John Mayer and Jack White. Sat.'s headliners were the Zac Brown Band and Eminem, playing his first Atlanta show in over 10 years.