I am so sorry he's nuts. What? He didn't blame you for the sun coming up? They have to find any and every excuse for their unhappiness while in mlc. Some of the excuses are so lame you just have to shake your head and laugh about them.
I'm sorry your h didn't get your son anything for his birthday. As for the money withdrawal...document! That's a lot of money to withdraw at one time.
Keep the focus on you, your children and your assets/finances!
Sit quietly, the answers will reveal themselves when you least expect them to. The past is gone, the present is a gift and you need to focus on today, allow the future to reveal itself when it is ready.