Question: When was the Hindustani classical vocalist, from the Kasur Patiala Gharana died who popularized the Ka Karoon Sajni Aye Na Baalam?

Context paragraphs:
Jawaad Ali Khan: Jawaad Ali Khan is a Hindustani classical vocalist of the Kasur Patiala Gharana.

Bade Ghulam Ali Khan: Bade Ghulam Ali Khan (Devanagari:बड़े ग़ुलाम अली ख़ान, Shahmukhi/Urdu: بڑے غلام علی خان) (c. 2 April 1902 – 25 April 1968) was a Hindustani classical vocalist, from the Kasur Patiala Gharana.

Mazhar Ali Khan (singer): Ustad Mazhar Ali Khan is an Indian Classical and light classical vocalist of Kasur Patiala Gharana known for his performances of Khyal Thumeri dadra Geet Ghazals Folk Kafi

Johar Ali Khan: Johar Ali Khan is a Classical Indian violinist.  He is the son and disciple of the Late Ustad Gohar Ali Khan of Rampur, one of the greatest violin genius.  He belongs to the Patiala Gharana of Rampur.  He is the only living classical violinist from Patiala Gharana after his father - late Ustatd Gohar Ali Khan.  His grandfather was Ustad Ali Baksh, the founder of Patiala Gharana, who has produced a number of great musicians like Bade Fateh Ali Khan, Amanat Ali Khan, Asad Amanat Ali Khan, and Hamid Ali Khan.

Nirmala Devi: Nirmala Devi, also known as Nirmala Arun (died 1996), was an Indian film actress in the 1940s and a Hindustani classical vocalist of the Patiala Gharana.  She is the mother of Bollywood actor Govinda.

Raza Ali Khan: Ustad Raza Ali Khan (Devanagari:उस्ताद रज़ा अली खान) (born on 8 August 1962) is an Indian classical vocalist of the Kasur Patiala Gharana orchestra.

Ka Karoon Sajni Aaye Na Baalam: Ka Karoon Sajni Aye Na Baalam is a classical song of Hindustani classical music.  It is a Thumri sung in the raaga, Sindh Bhairavi Thumri.  It was popularised by legendary Hindustani vocalist, Bade Ghulam Ali Khan, Barkat Ali Khan, Bismillah Khan on shehnai, Pandit Ajoy Chakrabarty etc.

Munawar Ali Khan: Ustad Munawar Ali Khan (1930–1989) was an Indian classical and light classical vocalist of Kasur Patiala Gharana.  He was the younger son of the maestro Ustad Bade Ghulam Ali Khan.

Shankar Ghosh: Pandit Shankar Ghosh (1935 – 22 January 2016) was an Indian tabla player from the Farukhabad gharana of Hindustani classical music.  He was an occasional Hindustani classical singer where he followed the Patiala gharana.

Som Dutt Battu: Som Dutt Battu (born 11 April 1938) is a Shimla-based Hindustani classical vocalist of the Patiala Gharana.  He was a winner of the civilian honour of Himachal Gaurav.  He is also a member of Empanelment Committee for Hindustani Music on I.C.C.R. New Delhi.   He is renowned composer, musicologist, performer in classical, light classical, light and devotional music including Sufi music.

Supporting paragraphs: Ka Karoon Sajni Aaye Na Baalam Bade Ghulam Ali Khan
Answer: 25 April 1968