A smashed windscreen
I was doing my service on the engine, had just finished, started engine, bonnet was open, big gust of wind came by, whipped the bonnet off its hook thing and threw it back on to my window!!
I was doing my service on the engine, had just finished, started engine, bonnet was open, big gust of wind came by, whipped the bonnet off its hook thing and threw it back on to my window!!