A lot time, famous people will assign management of their image and name to a management company and they are the one pursuing the copyright infringements.
Marilyn Monroe has been dead for than 50 years, yet the management company still licenses her images. Many others are the same way.
You may be right that no one in going to make you get a tattoo removed--but they could.
I had someone years ago ask me to make some Indianapolis Colts stuff and rather than possibly get involved, I politely refused--invoking copyright protection. I've had some of my photographs used without permission before, so I am a bit touchy about the subject. Not that I would not have given permission, but they were reprinted without attribution or compensation.