An inappropriate use of a bicycle

Readers of a nervous disposition may wish to look away now. The following image shows a distressingly inappropriate use of a bicycle.......

Yes, that's a nightdress hanging from the handlebars of my bike, and no, it's not my nightdress. Worse, it's hanging from the handlebars of the Bianchi.  The culprit knows who she is. This is not the first time my bike has been violated in this way, and I'm fairly certain it won't be the last time it is used as a wardrobe accessory. Shocking.