Option 1
Call up your friends and go out tonight when asked where your going simply say out for your birthday
Option 2
Order yourself and only yourself a takeaway and when your husband asks whats for tea say you are having a takeaway to celebrate your birthday or if he doesn't realise until it arrives and asks where's his just say you only ordered for yourself for your birthday
Option 3
Get up tomorrow and go for a massage/spa either alone or with friends say nothing until you are leaving and when asked say you are off to celebrate your birthday
Option 4
Kick off
Option 5
Point blank say can't believe you forgot my birthday do I not matter?
Option 6
Order some things you would like for yourself and show your husband and say you are ordering them for your birthday
Option 7
Say nothing and be upset
Option 8
Don't do any of the housework or whatever you usually do for a few days until your husband asks you why you haven't done this or that and say you are having a chill out because of your birthday
Option 9
Do some of the above
Option 10
Do ALL of the above
Sorry this happened to you it's uncalled for. Happy birthday