The Foreign Legion Affair - S2-E22
Other mistake: Aboard the plane in the beginning, Illya calls to report in, and forgets his own secret agent number. He tells the communicator, "This is Number 2 Section 1." This is a little like James Bond suddenly calling himself Double-O-Six. Illya worked for Section 2, and was always Number 2 Section 2. Maybe that's just what happens when you're a TV spy and get hit over the head too many times. (00:03:15)
Answer: He must have ridden in an Eaton's store elevator while he was in Canada at some point. For some reason, this elevator reminds him of it. The show's original concept had Solo being a Canadian, so this may be a minor nod to that fact.
raywest ★