Released in 2010, 'Underground' stands as a pivotal track in Miley Cyrus's transition from her Disney-era persona to a more mature pop artist. The song, featured on her debut album 'Can't Be Tamed,' showcases her evolving vocal range and a darker, more introspective lyrical theme compared to her previous work. Produced by Mark Ronson and Jeremy Zucker, the recording blends electronic elements with a driving rhythm, reflecting the urban setting of the title and the song's narrative about feeling lost beneath the city lights. As a key component of her discography during this transitional period, 'Underground' helped establish her credibility as a serious pop vocalist beyond her earlier television roles, setting the stage for her subsequent chart-topping hits.