Kishore Kumar
Abhas Kumar Ganguly (born 4 August 1929 – 13 October 1987), better known by his stage name Kishore Kumar ( ) was an Indian playback singer, actor, music director, lyricist, writer, director, producer and screenwriter. He was one of the most popular singers in the Indian film industry and from soft numbers to peppy tracks to romantic moods, Kumar sang in different genres but some of his rare compositions which were considered classics were lost in time. According to Ashok Kumar, Kumar's success came due the fact that his voice hit the microphone straight at its most sensitive point.
New Delhi (1956 film)
New Delhi ( ) is a 1956 Indian Hindi-language Black-and-white romantic comedy film written by Radhakishen with Inder Raj Anand and directed by Mohan Segal. The film starred Vyjayanthimala and Kishore Kumar in the lead, with Jabeen Jalil, Nana Palsikar, Nazir Hussain, Prabhu Dayal, Dhumal, Brahm Bhardwaj, Radhakrishan, Mumtaz Begum, Mirza Musharraf and Shivraj as the ensemble cast. The film was produced by Mohan Segal himself. The film's score was composed by Shankar Jaikishan duo with lyrics provided by Hasrat Jaipuri and Shailendra, edited by Pratap Dave and was filmed by K. H. Kapadia. The story is about the Bihari boy Anand and the Tamil girl Janaki who fall in love with each other, but unfortunately were separated by their families.
New Delhi (1956 film)
Anand (Kishore Kumar), a Punjabi boy comes from Jalandhar to Delhi, but is unable to find a place to stay, as everywhere he goes people want to give room only to a person of their region. Desperate, Anand masquerades as a Tamilian, Anand Kumaraswamy, and finds a place to stay with a Tamilian family. There, he meets the daughter of the South Indian Cultural Association Head, Janaki (Vyjayantimala). Romance develops, but Anand is unable to reveal his true identity to her. Daulatram Khanna Nazir Hussain, Anand's father and Janaki's father, Subramanyam's (Nana Palsikar) superior, gets transferred to Delhi. Anand's sister Nikki (Jabeen) comes close to Anand's friend, Ashok Banerjee, a Bengali painter who teaches her art. Anand makes his Tamilian servant Kumaraswamy (Dhoomal) masquerade as his father and they even meet Janaki's father to discuss the marriage. But soon they are found out and Daulatram opposes the marriage. Daulatram also faces opposition from his community who come to discuss Nikki's marriage within the community. Subramanyam too turns against his daughter, who tries to kill herself. She is saved by a kindly shop owner (Radhakishen) and passed off as his Punjabi niece, Mohini. Both Subramanyam and Anand are kept in the dark and are convinced Janaki is no more. Subramanyam realizes his mistake, but sadly he thinks it is too late. Thinking Mohini to be a good Punjabi girl, Anand's family readily agrees to his marriage with her. Daulatram returns home to find Ashok consoling Nikki, and throws him out. Nikki's marriage is almost called off when the boy's father demands a huge dowry. Ashok offers his family jewels to Daulatram so that Nikki's marriage can take place. Daulatram's eyes open and he calls off the wedding and marries Nikki to Ashok. The truth about Janaki/ Mohini also comes out and now that both groups have shed their prejudices Anand marries Janaki.

Question: New Delhi starred the playbak singer of what nationality?
Answer: Indian