I once had a t-shirt with a picture of Harold Shipmans face on it with Carry On Doctor written on it. Also available from the same place was one with a picture of Fred & Rose West made up to look like an advert for them as landscape gardeners.
Mass murder for teh lolz.
FFS. Did you also have one of Adolf smiling in front of the showers?
Humour should be humorous. Tees like that, assuming that you actually wore them, mark you out as a massively insensitive asshat, I’m afraid. And that’s being polite.