Well don’t keep us hanging! Who is it?

Anything by Bob Dylan done by literally anyone else.

I’m sorry but you’re enabling this behavior. When I take an official holiday, I’m unavailable for work, simple as that. Work is a part of my life, not the definition of my life.

When I have vacation, I don’t want to be bothered with work related stuff either. I understand their want for a vacation, and they should not be blamed. The system that allows this chicanery is at fault here.