ORIGINAL: osterizer
Within reason
. It won't be doing barrel rolls on its own, but it will tip moderately forwards, sideways, backwards, whatever direction it likes; if it keeps rolling/pitching in a single direction that should be trimmed out.
Mines once did a cartwheel all on its own.... [sm=punching.gif]... But then again it was on of those "OMFG *** I hit the idle up switch!!" moments.