Step 1: Getting your items.
1. A long stick that will fit down the barrel to where the magazine feeds the ammo into the gun.
2. Your jammed gun.
Step 2: Unjamming the gun.
1. Take the magazine out of the gun.
2. Slide the cocking mechanism back but dont slide it forward.
3. Put the stick or pole (shishkebab stick) down the barrel till it meets the jammed bb's.
4. Push the bb's out of the barrel and through the opening of the magazine loading point.
Step 3: Finished!!
If you have questions just ask it in a comment.