She got out and asked me to pay for her headlight - even the bulb smashed, i told her to fuck off and picked up my bike.
You have a number of options:
Keep your D lock at hand and smash it through the other headlight and offer to smash it over her twat head.
or
Go for the: no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no no on no no no no option: YouTube - Broadcast Yourself.
or
YouTube - Broadcast Yourself.