So here we go... this studio was so-so. The one in the previous post had someone to interact with the child while another person clicked away. This studio was standard - request the child to pose, then click.
It's much harder with two kids. JE would be smiling and ready, while SE would be fussing around with something. By the time SE is ready, JE would have been holding the smile a long time already.
(SE was in her 'eating hair' phase)
Looking at the photos now, they do look nice!