When the lineup was first announced Feb. 17, the first headliner's name was blurred out on the bill, though it was rumored that Macca would be the mystery performer. So there you go -- head to Firefly this year, get an exceedingly rare chance to see a bunch of Beatles songs performed by their original writer.
So far, this is MacCartney's only confirmed American festival for 2015. He has a handful of Japanese and Korean shows scheduled for April and May.
In its fourth consecutive year at Dover, Del.'s International Speedway, Firefly runs June 18-21.
General Admission passes go on sale March 2 via Firefly's official site, with VIP passes available Feb. 27.