Plot: CHAPTER 8, CRAFT AND CHEMISTRY WITH COMEDIAN AND MASTER OF ENSEMBLE PERFORMANCE, KENAN THOMPSON – Questlove and Kenan Thompson explore the importance of chemistry to the creative process through the lens of Thompson’s tenure at Saturday Night Live and Questlove’s career with The Roots. Episode includes an interview with former astronaut, Leland Melvin, who talks about chemistry through the lens of the space walks and the crew at the International Space Station