 In July 2011, the Metropolitan Entertainment and Convention Authority (MECA) hosted more than 50 bands for the first annual Red Sky Music Festival at TD Ameritrade Park.From the 1920s through the early 1960s the Near North Side neighborhood boasted a vibrant entertainment district featuring African American music.The main artery of North 24th Street was the heart of the city's African-American cultural and business community with a thriving jazz and rhythm and blues scene that attracted top-flight swing, blues and jazz bands from across the country.