Getting the Signature Auto-Tune Effect

songs without autotune on Instagram: "Justin Bieber appears in a rare early video playing guitar and performing “Baby” without autotune, showing youthful tone and natural pitch. Released in 2010, the pop hit introduced him worldwide. The stripped performance highlights melody, timing, and confidence, proving musical ability before heavy production and massive fame arrived globally early. It later became one of the most popular songs of the era, topping charts and dominating radio. “Baby” reached