...when the "controller" clears you to taxi into the runway and when you are in the theshold he clears a big Antonov to land in the opposite runway (Goma).
...when you are instructed to report five miles out, then on final, then on short final (despite the fact that you are the only airplane flying at that time) and finally on the ground, although he can see you on the runway (also in Goma).