In case there is any question as to why it is I call Alex my "Monkey Boy". Not only can he grab a hold of my hand and climb up me to flip, sit on my shoulders, or take a piggy back ride, but he's always climbing and swinging and flipping and somersaulting. He's a tiny little limber and agile gymnast child. Or something.
Here's his latest little trick and proof that I'm not crazy: