A device includes an internal combustion engine, an engine control device coupled to the internal combustion engine and manually operable to stop operation of the engine, a fuel tank coupled to the engine for providing fuel to the engine, and a fuel vent closure device communicating with the fuel tank. Various embodiments of the smoke generating devices disclosed herein incorporate some combination of a number of features to solve the problem of prior art smoke generating devices. A printed sports image representative of a sports team is printed onto the forearm sleeve.