A show-stopping vocal talent with uncompromising vision, SIENNA SPIRO transforms her most privately felt pain into something communal and cathartic. Since the fall 2025 debut of her global breakout hit “Die On This Hill,” the 20-year-old has stunned virtually everyone who’s heard her with songs that trace the ephemeral nature of love, setting her breathtaking voice against an elegant collision of soul and symphonic pop. While the London-born singer/songwriter has been making music since age 10, her arrival has been sudden and indelible. In a few short months, SIENNA: sold out her first North…