After knocking the bowling pins into the pit behind the bowling lane, it’s possible for some of the bowling pins to fly back up from the pit and land onto the lane.
Hit the pins in bowling.
The pins stay in the pit after being hit into the pit.
The pins occasionally fly back up and spin wildly after being hit into the pit.
The bug doesn’t really have any detrimental effects, but some of the flying pins can knock down additional pins.