The episode title is a reference to being born again, meaning a person who has converted to a personal faith in Jesus Christ for salvation.
The episode title is also a play on the 1937 film A Star is Born( Janet Gaynor & also remade in 1954 (Judy Garland & James Mason) 1976(Barbara Streisand & Kris Kristofferson) 2018 (Lady Gaga & Bradley Cooper). Each version of the film has at least one Academy Award winning Actor/Actress in a starring role *Lady Gaga won the Academy Award for best original song "Shallow" for this movie and was also nominated for another song "Till it happens to you" in the same year/category.
The star of the 2018 movie A Star is Born(a remake of a remake of a remake) Lady Gaga voiced herself on the Simpsons
When Helen Fielding runs around being chased by bobbies and a man in a gorilla suit (following the book club meeting and the end of the episode), it is an homage to the UK sketch comedy The Benny Hill Show. The music featured in the background of the sequences, "Yakety Sax", is the same music used in that series.
After Ned meets Sara Sloane, he is singing a song sung to the tune of "Horse with No Name" by America.
When the parazzi talk to the Cher-Crow one of them asks "Is it true that your daughter is gay?". This was a reference to the fact that Cher's child, Chastity Bono, was a lesbian at the time of this episode. Chastity eventually underwent a female to male transition and is now known as Chaz Bono.
Seen across the mall from Ned's Leftorium are the businesses 'I Can't Believe It's a Law Firm!' (Lionel Hutz's old law office), 'Expensive Coffee In Little Cups' and 'Something Wicker This Way Comes'.
Homer's lipsync from his response to Ned Flanders' "milk for free" saying is also off.
Lenny's lip sync is off after admitting he's selling Sara's autograph on eBay.
Sara asks Ned to ask for 'Zelda Fitzgerald' at the Springfield Four Seasons hotel where she is staying. Zelda Fitzgerald was the wife of F. Scott Fitzgerald, the author of The Great Gatsby.
Originally, Sara's line after Ned starts a fight with the director was "Katherine Hepburn never showed her breasts". The line was changed to "Angela Lansbury never showed her breasts," as Katherine Hepburn died a few months after this episode aired.
James L. Brooks is credited as Jim Brooks for his appearance.