Things went catastrophically wrong. It was a real fiasco. We tried to {compensate|mitigate the situation, but it was like trying to stop a flood with a cocktail stick. We're still picking up the shards and feeling the impact of this unmitigated catastrophe.
situation Beyond Repair
This problem has spiraled out of control. It's a total catastrophe. We've tried everything to fix it, but nothing seems to work. At this point, it feels like we're hopelessly stuck. Seriously. My {boss|friend|was absolutely furious. I attempted to explain, but it was a hopeless situation.
The rest of the day was even worse. turned sour. I get anything done.
By the time I got home, I was exhausted. This day, this terrible day will be forever remembered as the worst day ever.
Things Went From Bad to Absolutely Terrible
It all started out badly with a simple mishap/incident/screw-up. But then everything went from bad to absolutely terrible. A series/chain/cascade of unfortunate/awful/disastrous events unfolded/occurred/piled on top each other, leaving me feeling like I was in a nightmare/horror movie/comedy of errors. It's the kind of situation where you just Very bad want to run away and hide.