As I have learned from my mom, a single bang on the head can change everything instantly. (treehugger.com)
Surfers addressed that problem as best they could by using the buddy system and carrying cheap, disposable film cameras that came with a waterproof housing and glorified rubber - band wrist strap — but that usually ended with the cameras banging them on the head or getting lost in the water. (inc.com)
I've really really tried to be patient with you, but u keep on banging on my head all the time. (arsenalfcblog.com)