I play Rock Band, which is Guitar Hero times ten. You can play with four people, so when you have parties, you have a real band. Nobody ever wants to sing, so I'm always the one throwing down on the mic.
The fishes are also employed for the same purpose on any yard, which happens to be sprung or fractured. Thus their form, application, and utility are exactly like those of the splinters applied to a broken limb in surgery.