a dog's breakfast

US /ə dɔɡz ˈbrɛkfəst/
UK /ə dɔɡz ˈbrɛkfəst/
"a dog's breakfast" picture
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.