Lo scugnizzo (1979)

Gennarino is a Neapolitan orphan boy. He lives with Angela, his adoptive mother, a former famous singer now fallen on hard times. She has a serious illness, and they together try to get the money, necessary for her right care, by singing around. But one day Angela is obliged by the illness to stop her activity, and Gennarino decides to join a pilferers gang.