The three lovable scoundrels Willy, Ernest and Tommy set up a shared flat in the deepest Bavarian wilderness. The discovery of a marijuana plant turns not only their lives upside down, but also that of half the village. Grandma Huber and her women's group discover weed for themselves and are enthusiastic about this herbal medicine. When three gangsters turn up and blackmail the scoundrels, the village idyll is threatened with end. The grandmas won't stand for that. They turn the tables and prepare for battle.

When Grandma smokes a pipe - shows in a humorous way that young and old can get along excellently with each other.

This wonderfully over-the-top and refreshing weird (crime) comedy captivates its readers with humor and suspense.

After "Friends with a bite and the curse of the vampire", "when grandma somkes a pipe" is the second successful book by M. J. Wallenda (co-author W. T. Wallenda)