Gun Shop Owner is a fictional character portrayed by Mark Casimir Dyniewicz Jr. in the TV series It's Always Sunny in Philadelphia.
In the first episode they appeared in, titled Gun Fever Too: Still Hot (season 9), they were 42 years old.
They appear in 1 episodes out of a total of 172 aired so far
Episodes1
Gun Fever Too: Still Hot
episode S9.E2 september 2013After Frank appears on TV advocating gun ownership, the rest of the gang takes a look at the ownership process and alternatives to find common ground.