Going Vert ... just modify the roland matt extra 330 as follows :

Rename it to : ubyextra33
Modify all control throws to 60 degrees (both aile, elev & rudd).
I think the secenry is forest lake ........ you can change the view by pressing space.

This one is a short flight just my starting flights ... No rolling harrier circles here only rolling harriers ...
Do send your video too,it'll be interesting. I've seen a lot of people do rolling harriers in circle but hardly very few people doing them a straight line. Maybe the rudder times out people here (he he )