Joe talks about the challenges of of making a Duke Ellington tribute album, and tells the stories behind some of his hits.
Howard explains his positive songwriting method and how uplifting songs can carry a deeper message.
Rickie Lee Jones on songwriting, social media, and how she's handling Trump.
Scott was Stevie Wonder's bass player before becoming a top session player. Hits he played on include "I Will Survive," "Being With You" and "Sara Smile."
Was Janet secretly married at 18? Did she gain 60 pounds for a movie role that went to Mariah Carey? See what you know about Ms. Jackson.
The head of Drake's estate shares his insights on the late folk singer's life and music.