I'll See You in C-U-B-A
performed by Bill Murray

Nucky celebrates his birthday and uses the event to try and expand his influence over both the Mayor of Jersey City and a United States Senator. Margaret is tasked with delivering a dress to Lucy, and finds solace from her disillusionment by shoplifting lingerie. Chalky exacts revenge on a local Ku Klux Klan leader for a lynching. Jimmy and Capone expand their business operations by taking over territories from a local Irish gangster, resulting in vicious consequences for a prostitute Jimmy was fond of. Luciano takes an interest in Gillian while tracking down Jimmy at Rothstein's request.