I see this as a breach of friendship. He tried to contact me after our daughter's bat mitzvah, but I never returned his call. A heel, no. It was your friend's idea to begin with. Just because you have the money doesn't mean you are entitled to join the party.
Business is business.
I think you lost sight of what is important. Yom Kippur is just three months away, but if I were you, I wouldn't wait that long to make the call. She is as comfortable swapping brisket recipes as she is discussing quantum physics. However, because of her strong Jewish background many of the questions she receives tend to have some Jewish content. Belzberg hails from the Canadian prairies, received an Ivy League education and spent the first 20 years of her career as a television and print journalist.