Another angle: maybe the user mixed up names. For example, there's a band called "Shower" and another called "Boys Don't Cry," but that's just a guess. Alternatively, "Milkman" is a song by various artists, so maybe the user is referring to a version by Shower Boys.
I should check if there's a known series called "Shower Boys" with a song or album "Milkman." I might not have that information, but maybe it's part of a podcast or a YouTube series with episodes or volumes. Sometimes people refer to parts of a story or series as volumes. showerboys milkman vol 5
Since "Shower Boys" isn't a well-known group, perhaps it's an independent or lesser-known artist. Alternatively, there's a song called "Milkman" by other artists like The Milkmen or other groups. "Shower Boys" might be a local band or a project. The user might be looking for where to find this volume, like online platforms or specific stores. Another angle: maybe the user mixed up names