Step 1: Step 1 - MS Paint
Step 2: Step 2 - Sony Vegas Studio
Step 3: Step 3 - Sony Vegas Studio
Picture2 - In the Track Motion box there should be a tick box that says something like 2d glow, so click on that.
Picture3 - Change the color to what you want your lightsaber to be (in my case orange). Set the blur to 8.00% and the intensity to 60.00%.