David Crosby, Kesha, Tim McGraw, Boots Riley, Mark Ronson and Diane Warren discuss the craft of songwriting.
| Name | Type | Role | |
|---|---|---|---|
| Diane Warren | Guest Star | ||
| David Crosby | Guest Star | ||
| Kesha | Guest Star | ||
| Tim McGraw | Guest Star | ||
| Mark Ronson | Guest Star | ||
| Boots Riley | Guest Star |