John Michael Higgins is instantly familiar to audiences after seeing him in the Christopher Guest movies and Pitch Perfect and so many other films and TV shows. But he and Marc discover in the middle of their conversation that they actually share a comedy connection going back decades. They also talk about his Broadway career and his big break playing David Letterman. Plus, Maria Bamford stops by to talk about her new Netflix special and explain why she's taking Improv 101 classes at the UCB. This episode is sponsored by Grow and Make and Stamps.com.