Often featuring: Soulful, heartfelt vocals; Simple, repetitive chord progressions; Slide guitar and harmonica solos; Storytelling lyrics that speak to hardship, love, and the human condition; and a distinctive 12-bar structure and improvisational feel, 'Blues'is all about evoking emotions, telling stories, and creating a sense of connection with the listener. Its rootsy, authentic sound has influenced countless other genres, from rock to jazz and beyond.