So, our first clue was the small chunk of ceiling that fell in the downstairs bathroom.
This is how projects get scheduled at my house.
It appears the upstairs toilet is leaking, and as a 50 year old woman who has given birth three times, I'm not skittering down a flight of stairs at 1:00 in the morning for long.
You gals my age are nodding in agreement.
You younger women, go ask your moms.
In the meantime...
Headed for Home Depot, BRB.
If not back, avenge death.