She is just stronger. Zachary's mom told us it would be sudden. She said, "One day he couldn't sit up by himself and next he could."
It was exactly like that.
The camera just caught this one, I have no idea what it is about. She is certainly not sad, but it is a pretty funny expression. "Daddy, do I have to?"

"Dad what is the big deal?, I got this."

"This is aweshummmm!!"

Just a cutie!

Wow, a little wobble

"WooWoo, I love this."
