"Cloud Nine" is a song by Labrinth featured in the HBO series Euphoria. The track captures the emotional highs and lows experienced by the characters, reflecting themes of love, pain, and self-discovery. Its haunting melody and powerful lyrics resonate with the show's exploration of adolescence and mental health. In Euphoria, the song plays during pivotal moments, enhancing the visual storytelling. The series, created by Sam Levinson, follows a group of high school students as they navigate complex issues such as addiction, identity, and relationships. "Cloud Nine" serves as a poignant backdrop to these intense experiences.