Roots of R.D. Burman

Kishore Kumar was an Indian playback singer, musician and actor. He is widely regarded as one of the greatest, most influential and dynamic singers in the history of Indian music. Kumar was one of the most popular singers in the Indian subcontinent, notable for his yodelling and ability to sing songs in different voices. He used to sing in different genres but some of his rare compositions, considered classics, were lost in time. In 2013, Kumar was voted "The Most Popular Male Playback Singer" in a poll conducted by the Filmfare magazine.

Mohammed Rafi was an Indian playback singer. He is considered to have been one of the greatest and most influential singers of the Indian subcontinent. Rafi was notable for his versatility and range of voice; his songs varied from fast, peppy numbers to patriotic songs, sad numbers to highly romantic songs, qawwalis to ghazals and bhajans to classical songs. He was known for his ability to mould his voice to the persona and style of the actor lip-syncing the song on screen in the movie. He received six Filmfare Awards and one National Film Award in India. In 1967, the Government of India honored him with the fourth highest civilian award, the Padma Shri. In 2001, Rafi was honoured with the "Best Singer of the Millennium" title by Hero Honda and Stardust magazine. In 2013, Rafi was voted for the Greatest Voice in Hindi Cinema in a CNN-IBN poll.

Geeta Dutt was an Indian classical and playback singer. She found particular prominence as a playback singer in Hindi cinema and Bengali cinema and is considered as one of the best playback singers of all time in Hindi films. She also sang many modern Bengali songs in the non-film genre.