How can you politely handle a situation where you're asked to leave a party because the host wasn't informed about your invitation?

My boyfriend has difficulties with his family, but ever since that happened, he has been ignoring me. It's now 3 days with no communication, yet we are in a long distance relationship. What should I do?
Have you ever taken a seemingly low-level job that unexpectedly helped you pay off a big chunk of debt? What was your experience like?