President Obama says that if his daughters want to get tattoos, he and the First Lady will get the same tattoos. This is meant to discourage his daughters by making the tattoos uncool.
I had a slightly different situation. My son, starting about when he was 15, got me to promise to take him to get a tattoo when he turned 18 and to get one with him. I assumed he would forget about the deal, which he did not.
And that is why I have a tattoo on my left bicep. What I am saying, Mr. President, is that I don't think your strategy, or any strategy, vis a vis your children's future tattoo plans is going to work.
Here is the Washington Post story.