space that was here in harlem in this park. >> musa jackson was our very first interview.ike, this is the very first memory of my life i have, so i'll tell you exactly everything. as he's describing this, we're looking at each other from behind the camera, like yo. this is not on the internet, right? literally he was just describing things that only he would know. ♪ when the moon is in the southern sky ♪ >> reporter: from searchlight pictures, which like abc news is part of disney, "summer of soul" has led musa to connect with other attendees, like darrell lewis, who was 19 in 1969. >> music helped during the late '60s. so much of the music back then told the story of what was happening to the country. ♪ >> reporter: as musa and darrell walk through what's now marcus garvey park, where the festival took place, memories come flooding back. >> i can remember sometimes being almost at the base of the stage -- >> right, right. >> -- by the time the main act would come, they pushed me back. >> they pushed you back? >> yeah, i could never hold, i always got pushed. >> it was so