Before I start, I have checked the ugly guitar tread and didn't see this one in there, unless it's been added in the last week or so.
Picked up a PBG-2 kit in the summer sale coz I had a flash of inspiration / madness after looking thru a guitar book a few days earlier.
The kit looks like this
and I decided to try to turn it into this, the one on the left
Here is a pic of a real Astro-Jet