This is almost exactly what happened to me on Monday, resulting in a fifteen hour day.
My particular jenga piece was an Access query that none of my predecessors had deigned to document or even tell me about… but was critical to run monthly or you had obsolete data embedded deep within multi-million dollar reports.
Thank god I don’t work on salary anymore, or I’d be really upset.
“Suck who? I’m gonna do what you tell me.”