A classic of unusual penetration test videos, the giant gummy bear is near-impervious to small arms fire. Near.
In the above video, Edwin Sarkissian does the research to see how tough a stack of 10 leviathan gummy bears can really be. Starting with a .22LR from a Lifecard, he works his way up from there against these surprisingly dense fruit gum candies with a German origin. Der Gummibär!
Bringing in the .50 cal for backup: