However, for some reason, the advertising industry seems full of budding Peter Ustinovs. It's as if advertising isn't enough for these people.
One minute, they are art directing a sponsorship ident for a brand of salad dressing; the next, they are knocking out novels, directing films and debating the virtues of the 1990 L'Eglise-Clinet Bordeaux over the 1989.
This week, it is the turn of the St Luke's creative Tim Collins, who has written a snappy little guide to modern English, entitled Mingin' or Blingin'.
This dictionary of Chav-speak (or Blinglish) is aimed at those of us who don't know the difference between a "happy slap" and a "Croydon facelift".
Here at Diary, we have been reading it all morning. And were we shocked?
Fo' shizzle, my nizzle!