Ek baar muskura de rone se kya milega o maa mujhe bta de song is from
Shama (1981) and it is sung by
Usha Khanna.It stars Girish Karnad, Shabana Azmi and Aruna Irani in leading roles. This song is penned by
Asad Bhopali, Zafar Gorakhpuri and composed by
Bappi Lahiri. It is produced by Kader Khan. This song was released on 13 Nov 1981.