He lost his sense of humerus.
Their rocket kept Stalin!
They always get lost at C.
Because all the other fore letter words were taken (Thanks to... this now makes sense...)
A Klingon! since obstetrician gynaecologist is too long, and OB GYN doesn't make sense,lets call them Klingons
Thus you can move on to the next one faster
R/Jokes, recycling rate is 98% here!
Because its humerus!
Because they are humerus