Million Voices was released in 2012 by Swedish DJ and producer Otto Knows and quickly became one of the defining progressive house anthems of the early 2010s. Built around a simple, wordless vocal loop rather than traditional verses, the track reached charts across Europe and became a festival staple. Its feel-good melody later spread far beyond clubs through adverts, sports broadcasts, travel videos and social media edits. The short choir hook remains widely reused today because it instantly signals joy, youth and togetherness without needing any lyrics or explanation for new listeners.