Longest continuous karaoke singing marathon in a single recording studio

The record for the longest continuous karaoke singing marathon in a single recording studio is 120 hours and was organized by Symphony of Voices and Kousi’N Sapthaswarangal Rehearsal Studio, Chennai, Tamil Nadu, India, from 21 August 2026 to 26 August 2026. The marathon featured uninterrupted karaoke performances conducted consecutively within a single recording studio over a period of 120 hours, thereby establishing the benchmark for this record category.