The Earl of Cockwood denies knowing Smeerlap's company upon which Very Long tells him that, according to the business section of "The Times", the Earl is the major shareholder of that company. This is not possible because it was established earlier (the writing on the truck) that Smeerlap's company is a GmbH (similar to a LLC) which is a kind of company that is not owned by shareholders.
When the box in the harbor opens and the girl-group "No Angels" runs out of the box screaming, one member (Nadja Benaissa) can still be seen in the right-hand corner of the screen, trying to hide behind a pole. Her knee was hurt, so she couldn't run like the other girls.
Doris and Dieter Dubinsky are supposed to be from Bitterfeld and speak with a Saxonian accent the whole time. Bitterfeld is a town in Saxony-Anhalt where the population doesn't speak the deep Saxonian accent which is spoken in most parts of Saxony. However, it is a running gag for most comedians to speak with such an accent when portraying characters from Eastern Germany, no matter if they speak the accent in the region or not, therefore it is intentional.