Originally Posted by
Dave Cutter
I misunderstood the question. I was going to say: Just tell her your getting back together with an old girlfriend.... that should extract you from her.
But since it's a rounded alien.... put a rubber band or kids balloon over the proper size alien.
+1 A hack you might try is to stretch a rubber band over the end of the allen wrench and give it a try. The rubber band will fill the gaps and might give you a good enough grip to remove the screw.