The quote refers to the strong bond between two characters, suggesting a deep and affectionate relationship. The nickname "Cupid" implies that one character brings love or joy, indicating a playful and close connection. This highlights the theme of friendship in Fannie Flagg's novel, where relationships play a vital role in the characters' lives.

In "Fried Green Tomatoes at the Whistle Stop Cafe," the interactions and camaraderie between characters like Idgie showcase the essence of their love for one another. The phrase "Buddy, night and day" emphasizes the steady presence and support these friends offer, illustrating how their companionship enhances their experiences and coping mechanisms amidst the challenges they face.