Donna Milewski had all she needed: a grandmother, Babei, whose fragrant cooking smothered the family with love...her mother, Helen, whose nimble fingers stitched intricate outfits for every occasion...and Adam, the most wonderful father a daughter could imagine, who wanted for her only that one day she would lead her own all-girl polka band. Content with her trusted girlfriends, Donna knew that no one had a better life.

Then came Betty, tiny and adorable, sent from Poland by Adam's brother, whose family was so destitute that its one doll had to be divided among six sisters. Bringing with her nothing more than her toy rubber leg and a loving demeanor that would make Shirley Temple look like a shrew, Betty joined the family...and a new chapter began for the Milewskis.

So did a long and painful split between Donna and her father, an estrangement that only their beloved music, played by an all-girl polka band, would hold the key to healing....