English: More Sistla Janaki (born 23 April 1938) is an Indian playback singer and occasional music composer from Andhra Pradesh. She is referred to respectfully as "Janaki Amma" and Nightingale of South India.[2] She is one of the best-known playback singers in India. She is referred to as 'Gaana Kogile' (Singing Cuckoo) in Karnataka[3][4] and 'Isaikkuyil' in Tamil Nadu[5] She has recorded over 48,000 songs[6] in films, albums, TV and Radio which includes solos, duets, chorus and title tracks in 17 languages including Kannada, Malayalam, Telugu, Tamil, Hindi, Sanskrit, Odia, Tulu, Urdu, Punjabi, Badaga, Bengali, Konkani and also in foreign languages such as English, Japanese, German, and Sinhala