The dark side of the brick

I'm back into picking bricks from the store for the next 8 builds so limited building going on.  However, I did give myself a break yesterday and cleaned / built the copy of Ahsoka's starfighter ( 7751 ) I picked up from Ebay.  This arrived filthy dirty but after an hour over the utility room sink, what emerged was a near pristine set of bricks with stickers generally well applied.  It was missing a few parts, most of which I had spare in my collection - just a pair of droid legs to pick up on a future Bricklink order.  Oh and it was missing the instructions but I managed to get hold of the only set of these on Bricklink!  The set comes with a vulture droid and two buzz droids, as well as a relatively common Ahsoka minifig and a unique R7-A7 droid.  The starfighter is pretty standard in its overall shape though has an interesting mechanism underneath for firing the missiles (until I finished the wings I wasn't sure what this did!).  There are a couple ...