Norwegian expression used for changing the subject to something totally unrelated.
Originated around a dinner table 20 minutes by car north-east of Oslo, when the older sister of the house had something more to say about meatballs. Widely used in some circles in Oslo and the areas around Oslo.
Can be translated to English like this: "Speaking of meatballs"
Apropos kjøttkaker fikk jeg en A på oppgaven min.
In English: Speaking of meatballs, I got an A on my essay.
Mark: This has to be a complete change of subject and totally unrelated to the current topic.