Eventually Petatje does receive her inheritance, but her entire wealth is squandered by Nero in the next album De Hoorn des Overvloeds (The Horn of Dame Fortune, 1953-1954).

At first Nero acts as her new guardian, but then Madam Pheip takes this task upon her, seeing that she had already adopted another orphan child of the same age, Petoetje.

In De Juweleneter (The Jewelry Eater, 1963) they rebel against this and pull off an elaborate scheme where they act like ghosts to scare off the adults.

Safari, 1979-1980), De Bibberballon (The Shiver Balloon, 1990) and Het Achtste Wereldwonder (The Eighth Wonder of the World, 1996) they skip school and either travel along with the adults in secret or go on adventures independently.

[5] She is included along with other The Adventures of Nero characters on a bas-relief in Sint-Niklaas, made by sculptor Paul Dekker in 1988 to commemorate Marc Sleen's induction as an honor citizen of the city.