Well, there are fanfictions that put John Shelby in alternate universes. For example, in a world where the Shelby family never got involved in crime. He could be working a normal job and facing normal, everyday problems. It would be interesting to see how his character would develop without the influence of the Shelby family's criminal activities. Also, there could be a fanfiction where he teams up with an unlikely ally to solve a mystery in Birmingham.
I don't really know who Shelby Day is in this context as I haven't read the book. But I assume Shelby Day is the author of the novel who has created this story about the lost girl.
Some cable TV channels that focus on automotive or documentary programming might air 'Shelby American: The Carroll Shelby Story'. Check your local listings. Also, some specialized online documentary websites could have it available for viewing.
The character of Thomas Shelby from 'Peaky Blinders' is fictional. However, the show is set in a real historical context, with elements like the post - World War I Birmingham, the gang culture, and the social and political climate of the time being based on real historical research. But Thomas Shelby himself is a creation for the purposes of the TV series.
Shelby and Rachel's relationship in Glee fanfiction can be really complex. In some fanfictions, Shelby might be seen as a mentor figure to Rachel, guiding her in her musical journey. This could involve Shelby sharing her own experiences in the music industry and helping Rachel avoid common pitfalls.
Jeff Shelby is an author who has works within the realm of Fantastic Fiction. He might be known for creating unique fictional worlds, interesting characters, and engaging storylines within this genre.
There might be a Shelby Carson who is known in a local community or a specific industry. Without more details, it's difficult to tell the real story. It could be that she is a regular person with her own unique experiences, relationships, and achievements in her personal or professional life.