"Gigi" is a song written and performed by Elvis Costello and Bill Frisell. The lyrics reflect on the changing nature of a person named Gigi, who the narrator has known since she was a young, awkward girl. The song explores the narrator's realization of Gigi's growth and transformation into a more mature and alluring individual. The lyrics also express the narrator's confusion and self-reflection, questioning whether they have been oblivious to Gigi's development or if they have been too distant to notice. The line "Am I a fool without a mind? Or have I nearly been too blind to realize" suggests the narrator's self-doubt and their realization that they may have missed important moments in Gigi's life. As the song progresses, the narrator marvels at Gigi's transformation, comparing it to a miracle. They question when Gigi's innocence and awkwardness turned into desire and confidence, wondering what led to this remarkable change. Overall, "Gigi" is a reflective and introspective song that explores the passage of time, the growth of individuals, and the narrator's own perception and understanding of someone close to them.