Which award in 2012 was won by the singer whose songs are in the Begali film Kanchenjunga Express?
Kanchenjunga Express (film): Kanchenjunga Express is a 2012 Indian Bengali film directed by Arnab Ghosh. Kanchenjunga Express (film):  The music is scored by Souvik Gupta and has songs by Rupam Islam, Usha Uthup and Kunal Ganjawala. Usha Uthup:  "Darling", which she recorded with Rekha Bhardwaj for the film "7 Khoon Maaf", won the Filmfare Award for Best Female Playback Singer in 2012.
Filmfare Award