i made a list of what i love to make a document that shows what i think i'm made of ♪ >> and sara bareilles. >> that was bess who -- the lead character in the show, who is played by brittany o'grady, who's terrific. a young singer dealing with her own self-doubt as she goes through this. i'm interested because the title of the show comes from a song that you wrote early on that was supposed to be on your first album, but basically folks told you, no, it's not good enough. and you put it away. what led you to go back to it? >> you know, it's so funny. i love the poetic justice of this part of the story. but we were -- i was in conversation with my partner, jesse nelson, who also created "waitress" with me. and we were talking about a theme song for the show. and wanting to kind of encapsulate, you know, the thesis statement. i was trying to write something and just really couldn't quite crack the code and remembered that this song has been laying dormant for 15 years. and i shared it with her, and she's like, this is, you know, perfect. so yeah, it feels like the song was waiting all these y