Ooooo...

Here's one of her favourite expressions, the "Oooo" It is accompanied by a soft "Oooo" as well. ;)
Often used when, she had discovered something new, saw something fall down or wanted to tell someone something.

Oooo!

Peek-a-boo!

Lately, she's learning to frown. *sigh*
Must have picked it up from us.