Portugal. The Man, St. Vincent, BROCKHAMPTON, Thundercat, The Decemberists and Dozens More Scheduled for Boston Calling 2018 The lineup for Boston Calling 2018 has just been announced with Eminem making his rounds around the music festival circuit this year. In addition, Jack White will also be headlining the event. Over 50 artists have been confirmed to perform at the event taking place May 25-27 at Harvard Athletic Complex. The location of the event is technically in Allston, Massachusetts. It is recognized as a neighborhood within Boston. Over acts on the lineup include: Portugal. The Man, The National, Tyler, the Creator, Fleet Foxes,