Yeh, he’s been beclowning himself from the inauguration on, but recall your (distant?) youth, the childish “donkey earing” of another child? Barry Hussein Obama-Soetoro apparently believes in preemptively “donkey-earing” himself…
Finally, The Zero shows some sort of connection to reality, but being The Zero, it’s a childish one.
Or… he could have just been scratching the back of his head with his thumb and that’s just the way his fingers were.
Mel, surely you jest! (And no, I’m not calling you Shirley. :-))