We tend to have a laugh with numberplates.
Shiny Mog has a present from the wife with my initials ABM that makes the cars age hidden leading to many "how old is it?" questions. In turn leading to confusion when I say 2013 !
When we bought the last (extremely disappointing) Audi in uniform black she bought me B17 EVL for it as she said the car looks evil.
In turn I bought her LE55 EVL for her Mini. Some people said we were mad and others got the joke.