She's going through a phase where she's not sleeping well, but I honestly think it's due to teething. I think those top teeth about to cut through are really bothering her.
Here are some more 7-month pictures. She was really wiggly this time, so that's why several of the pictures are blurry. I can change the camera setting to capture less blurry pictures, but I don't like the way the lighting turns out on that particular setting. I think they turned out pretty well, considering.
This is what she did most of the time, until I forced her to lie back.
This is the face she makes when she "talks":
Weird lighting, but different angle: