Assistir Do Libreflix. Three "Wienerlied" singers, Trude Mally, Poldi Debeljak and Luise Wagner, are among the last folk singers who master the almost forgotten art of "tootling". When they are gone, a bit of Viennese musical tradition will disapear forever with them. Their life stories are one-of-a-kind documents of Viennese folk music.