I had a plan to paint this is a very distinctive style that would have required very different brush work from what you see here. All ready I'm deviating from the plan... oh well.
Thought I should add these detail images below, to give a better feel for the work on the faces. Lots of refining still to come, hopefully, that giddy balance of just the right amount of work, but stopping before it becomes overworked. This was about 3.5 hours work.
detail.My eldest needs a little work on his nose and perhaps mouth.