When I started searching the CCOG I came across this video that begins (https://www.youtube.com/watch?v=oZlvoEhHJAE) with Armstrong climbing out of a big fat private jet.
Binged it and found a real interesting (and entertainingly written) paper on the subject of the Armstrong's jets and extracurricular activities:
http://www.hwarmstrong.com/enlyten-armstrong-traveling-in-style.htm
And that's not all:
http://www.hwarmstrong.com/enlyten-god-loves-quality.htm
The ministers:
http://www.hwarmstrong.com/enlyten-non-ministers.htm