Omnishambles

The music festival was an omnishambles due to poor organization.

The plan was an omnishambles after the unexpected events.

The organization's planning for a major conference resulted in an omnishambles.

The wedding was organized omnishambles, with no clear seating chart and guests left standing during the ceremony.

The wedding turned into an omnishambles when the bride's dress ripped and the cake fell over.

The birthday party organization turned out to be an omnishambles.