Heintje - Mein bester Freund (1970)

Heintje Fleming lives with his single mother Franziska, who runs a small flower shop. One day before Heintje is supposed to go to a holiday camp, the landlord Kleinschmidt appears in the shop to cancel the rental contract. In the attic, Heintje accidentally finds old newspaper clippings about his divorced father, the famous racing driver Peter Fleming.