This is the ceiling:
This *was* the shower:
This is the remains of 34 bottles of stout:
The culprit? Lack of climate control. This was in un air conditioned basement apartment, the outside temp reached 95+ for at least four days running.
10 bottles out of 44 survived. 4 of those went to Canada with me (where I was when this happened).
Conditioning beer does not like heat.