I feel for ya D: That's exactly why I ride english! ... hehe, well... most of the time xD
Since I ride english 90% of the time, it's never happened but I once heard a funny (but painful) story about a riding instructor who lost her whole bra and tee shirt or something like that... can't remember it but yeah. It could've been worse! :)
It's a dangerous business, Frodo, going out of your door," he used to say. "You step into the Road, and if you don't keep your feet, there is no telling where you might be swept off to."