Clarice by America is a poignant song that delves into themes of love, longing, and the bittersweet feeling of remembering a past relationship. During the song, the narrator reflects on memories with someone special named Clarice. Key themes include nostalgia, the passage of time, and the emotional impact of love lost. Poignant moments in the song include vivid descriptions of past moments with Clarice that evoke a strong sense of yearning and reverie.