A christmas without snow (1980)

A divorced woman (Michael Learned) moves to San Francisco from Omaha with her young son. She's trying to re-build her life after her divorce, she leaves her son with his grandmother. She joins the choir of a local church. She has some issues with the choirmaster (John Houseman) who tries to get the choir into shape before the Christmas concert. The choir overcome some personal setbacks as they all deal with personal issues. Zoe (Michael Learned) thinks of quitting the choir all together when push comes to shove.