It's going to be a huge party in Philadelphia this coming summer. Billboard announced the all star line up for the 8th Annual Roots Picnic. The festival will feature performances from The Roots, A$AP Rocky, Erykah Badu, DJ Mustard, The Weeknd, Rae Sremmurd and many more. The festival is presented by Billboard and will take place on May 20th in the City of Brotherly Love. Sounds like it's gonna be a crazy show!