This Sherlock Holmes photo contains
costume d'affaires and costume d’affaires.
There might also be
costume, costume de vêtements, robe costume, robe complète, frac, manteau de queue, queues, cravate blanche, cravate blanche et la queue, robe longue, tailcoat, tail coat, tails, cravate blanche et queues, habit, robe pleine, and queue de pie.
I know it is heavelly implied in the books, but i really did not expect to see anything of the sort. I wonder if this was ever aired on TV. I thought it was very amusing, but i'm not sure how others would react to it...