A Big Milestone: Sitting unsupported

I can't help but get so excited and proud of every new little thing that Nico does. He is starting to reach one of the bigger milestones.... he is able to sit up all by himself, even without using his hands! (Ofcourse we still need to be within arm's reach though, because he will suddenly plop over in as little as a few sec!)

Here is the first pic of his new achievement...