Misgivings - S4-E10
Other mistake: When Chris and Snoop go to kill Bug's dad, they have their high powered nail gun once again, even after previously throwing it in the marsh with the guns. Bought a new one? Not likely as the reason for throwing it away in the first place was because the cop saw it. Buying an identical one would defeat the purpose of ditching it. (00:55:50)
Chosen answer: As he's trying on his new hat, Valchek says, with a smile, "fits like a glove!"