Why did Hillary mock Bill for his September with this picture?

Former American President Bill Clinton tells us why his wife, former American Secretary Hillary Clinton, ridiculed him for his September. He has also related the history behind the ridicule.

I come from a small country where they have a rural culture where people don't want to act like important people. And when Mrs. Clinton came in here, she pointed around like he's the one behind me. Now I have to end up with the same picture pointing around”, Clinton said.n. /Periscopi/