I just "happened" upon this website cuz i had a recollection of greenie stickum caps when i was a kid and it brought me here I had the derringer on the belt buckle and it was activated by pushing outward on the buckle and it would shoot a plastic bullet does anyone have any more info on this blast from the past ?????? another thing i had was a " SPUD GUN " it was air powered ( i think ) and your ammo was a potato you'd stick the end of the barrel of the gun into the potato and then shoot the pellet of potato..... anybody remember?????????????