Put cement block on the hitch of the trailer. Tie string/cable to horn. It will rattle ya horns/brains. Yeah.! Git it at walmart. Will need small drill bit. A paper clip. Drill two holes through the white plastic button. NOT IN THE MIDDLE..!!! Dat is where a small rod goes in the cap. GOT DAT....??? You can get smoke bombs for about 20 dollars on the internet with a pin. You can get aerial flares widda pin. (solas) A grenade has a pin. Need more instructions?? Hell naw..! hehehehe..............jake www.ihateathief.com www.mefindit.com coming soon.