Linda, the visa is not your problem. You just worry about having a great time in London. I wouldn't let him know you landed either unless he asks you.
And like Wonka said, everything that will be happening with him will be a natural consequence of his own making. Those are the best kind. Although I have to admit, my h still finds a way to blame even those on me. So be prepared for that too.
M 48 H 50 M 25 T 27 D 20,18,15 6/11 H filed 3/12 H dropped 4/12 H moved out