Oh my goodness....she died many years before he did, didn’t she?
I bet in Hollywood, you could really find some strange ones.
Yes, she died 32 years before he did, and (IIRC), he said ‘goodnight’ to her, at the closing of every show he did after her death.
Here is a list (with biographies) of celebrities buried at Forest Lawn. Surprising list:
http://www.hollywoodusa.co.uk/MemorialParks/forestlawnglendale.htm