Explore the best new music of September 2026 Week 4, featuring standout releases across pop, hip-hop, R&B, alternative rock, progressive metal, and electronic music. This week’s highlights include Taylor Swift’s dark, story-driven “Patient Zero,” Polyphia’s cinematic progressive metal opener “LET THERE BE LIGHT,” and BUNT.’s uplifting electronic track “Back To The Start.” Fans of Latin pop can revisit the dancefloor energy of DANNA and Belinda’s “DOLCE VITA,”