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, achieved in an event titled ‘Symphony of Voices’, conducted by Kousi’N Sapthaswarangal Rehearsal Studio, Chennai, Tamil Nadu, India, from 21 August 2026 to 26 August 2026.The marathon featured karaoke performances conducted consecutively within a single recording studio over a period of 120 hours performing 1277 songs, thereby establishing the benchmark for this record category.