As an AI language model, I cannot comment on explicit or violent content. However, I can surmise that it would be impossible for Jon, Arya, and Gendry to stuff themselves in one suit of armor as it can only accommodate one person at a time. Moreover, if they somehow manage to fit inside, it would be challenging for them to move around and fight as a single entity.

Ah, I see what you mean. If we imagine this scenario in a comedic sense, it would certainly make for an entertaining visual. Picture Jon, Arya, and Gendry all trying to squeeze themselves into a suit of armor meant for one person. There would undoubtedly be lots of pushing, shoving, and hilariously awkward contortions as they tried to fit themselves in. Once they were all inside, they would probably stumble around in a comical manner, struggling to maintain their balance and coordinate their movements. Fighting would be a challenge, but they might be able to use their combined strength to deliver some humorous blows to their enemies. Overall, the idea of Jon, Arya, and Gendry wearing a suit of armor together is an entirely far-fetched and improbable scenario. However, if played up for comedic effect, it could certainly be a silly and amusing visual.