Airsoft Megastore AEG Troubleshooting - Situation 5: Gun makes shooting noise but no BBs come out HD

Airsoft Megastore shows how to properly diagnose and troubleshoot an AEG in diagnostic situation #5: The gun does not shoot, even though it is making shooting noises. It sounds like the piston is cycling; it sounds like a normal, functioning gun, but no BBs are coming out of the barrel whatsoever.