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The song reflects his meteoric rise from squatting at friends' houses after being kicked out by his father to performing at London's O2 Arena with Wizkid in 2019. Musical Composition & Visuals
In the song "O2," he compares his love interest to oxygen, calling her "the air that I breathe".
Oxlade once noted a personal observation that he never experienced breathing issues when his then-partner was around, which inspired the idea that she brought "air" to his life. The Comeback Story