 Mayor Brandon Scott has announced the legendary singer Chaka Khan will be headlining Baltimore's Artscape Festival next month. Mayor says the Queen of Funk will hit the Artscape stage next month. Other acts previously announced include Sheila E and the original Wailers of Bob Marley fame. The Free Outdoor Arts Festival takes place on August 2nd through the 4th, featuring live music, visual arts experiences, family-friendly activities, food and more.