After Effect Electric Shock Tutorial by Adrian Koutz

Here is a fairly involved tutorial for ae.tutsplus.com for creating an electric shock that follows the contours of the body.  They offer along with the tutorial the source files so you can get a better idea of how this effects was put together.   Along with After Effects, you will need Trapcode Particular and Optical Flares.   He also uses Starglow but you could probably find a workaround for that.   This is a half hour video and you need a fair amount of After Effects knowledge.  Here is a preview of the effect and you can view the tutorial HERE...