Polly is a crew member and manager on Avery's tour. Introduced in the Season Five episode Farther On she continuously flirts with him, but he rejects her advances, saying that he is perfectly happy with his wife.

In the following episode Reasons to Quit, she flirts with him more but when he hears about Juliette withdrawing her AMA nomination since she stole Maddie's song, Polly is surprised that Avery is packing his suitcase, telling him that all flights have been canceled but he opts to drive home instead.