Irish singer Luz (pronounced 'Luce') performs her single ""sustain"" on Music Box. Armed with nothing other than the piano and her beautiful vocals, Luz says the song is about ADHD, showcasing the reason why she was nominated for the Ivor Novello Rising Star Award. Catch Luz on a string of UK dates in 2024, as she releases more singles ahead of her debut album. Catch a new artist on Music Box every week, with tracks released on Mondays and Wednesdays, via desktop, mobile or connected TV.