The pug Helmut is named after former federal chancellor Helmut Kohl, who is considered as Merkels tutor. In the original book the pug was called "Putin".
The premiere on Free TV RTL was watched by 3.12 million viewers and accounted for a market share of 13.6%.
When guessing why Merkel looks familiar to him the Saxonian Trabant-driver mentions that she must have been a waitress in the cafe "HO-Gaststätte" in Templin. Templin is a city in Western Brandenburg, where Merkel lived since 1957 until her high school graduation in 1973.
The book Angela Merkel is reading at the end is "Mord auf dem Friedhof" (Murder at the graveyard). It is the title of the second novel in the "Miss Merkel" series by David Safier.
The writer of the fictional book "Murder at the graveyard" that Merkel is reading at the end is "Annegret Rutherford", an obvious reference to Margaret Rutherford, who portrayed Miss Marple in four movies.