One episode is actually quite small for a reunion special. In American television series reunions usually last two episodes.
The episode features some jokes about and references to the traditional holiday character Black Pete. A logical choice, because in the year of airing (2020) the character Black Pete was more popular than ever. According to a survey taken in the winter of the year 2019 an overwhelming 95 percent of the Netherlands favors Black Pete in it's traditional form.
This episode was viewed by 1,2 million viewers with a market share of 16,9 percent and a viewing density of 7,8. The ratings include later viewings made within a week of the original airing.
Sometimes the name of 'Anne' is mispronounced as 'Anna'.