Questlove, bandleader of the Roots, took to Instagram to announce the lineup for the sixth annual Roots Picnic. Aside from the Roots, performers will include Grimes, How To Dress Well, Gary Clark Jr., Naughty By Nature, Solange, and more. The Picnic will take place on 6/1 at Festival Pier at Penns Landing in the Roots’ hometown Philadelphia. Tickets go on sale 1/25 at 10 AM.