a dog's breakfast
US /ə dɔɡz ˈbrɛkfəst/
UK /ə dɔɡz ˈbrɛkfəst/

1.
a complete mess; a confused or badly organized situation or thing
:
•
The whole project turned into a dog's breakfast.
•
Her presentation was a dog's breakfast, with slides out of order and no clear message.