Another possible t-shirt design -- four spot colors.
There are people who like the functionality of a decent firearm. Then there are the people who have such little faith in humanity, that they live in a kind of fear that can only be tempered by convincing themselves a firearm will settle their nightmares.
For the latter, the firearm is their best friend. For the former, a good point-man is their best friend.
Either way, I just find people who feel their firearms represent the level of their courage to be very humorous.