Omnishambles

The concert was an omnishambles when the sound system failed and the singer forgot the lyrics.

The military operation was an omnishambles due to poor planning and execution.

The party turned into an omnishambles when the food was burnt and the music stopped.

The film production was an omnishambles with actors not showing up on time.

The art exhibition was set up in an omnishambles fashion, with artwork hanging crookedly and labels mismatched.