Dior, youre too strong to need to do this. G is just out for a laugh, he doesnt mind who that's with.
maybe things are over with DH, maybe theyre not. The counselling will be to help you understand what is going on with each of you, then help you find ways to communicate better - if you want to.
Otherwise thay can help you end it amicably.
Meanwhile, a quickie with someone else isnt going to make your life any easier, you know that.
Easy for me to say, i havent exactly got them lined up waiting for me, but I think Id rather get myself sorted out first, IYKWIM