Manjushree Oak is a versatile vocalist from Pune who holds the Guinness World Record for singing in the most Indian languages during a marathon concert—a breathtaking 13.5-hour performance covering 121 languages. Trained under her father and mentor Pandit Hridaynath Mangeshkar, she brings classical gravitas to her pop and folk-infused singing style. Renowned for her emotive performances, language fluency, and vocal endurance, she remains a celebrated figure in Indian music and cross-cultural expression.