Is your boyfriend also two heads taller than you? Then you will still recognize yourself in these situations! Only girls who are in a relationship with tall guys understand these things.
Do you have a boyfriend who is much taller than you? A tall guy brings many advantages (you can ask him to give you cookies from the top shelf, change the light bulb, carry you up the stairs, etc.), but on the other hand, it makes the girl feel in awkward situations, known only to those with boys two heads taller. It probably taught you already, yes selfies in this case they make no sense.
Check out other awkward situations that girls with tall guys experience.