3. You call him when he is out with his friends.
“Are you still drinking with your friends?” Of course he is. It’s his Guys Night Out and you know that. Knowingly or unknowingly, you are making him feel guilty that he is with his friends and not you. Sooner or later, he will stop picking up his phone on his night out. You need to give him space. It is important for him to have his own time, too.