Unexpected Funeral Expenses

The love of my life, my soulmate and best Dad ever to our 9 yr.old son  has passed awayed unexpectelly this afternoonfrom Breast Cancer that we were told was "uncontrol and caught early so there was no stage"  However. unpon changing docotrs I  was told it was stage 4 within 24 hrs he declined quickly.    We are a small family of 3 and never had a chance to plan, save to make arrangements of any sort.