Omnishambles

The music festival was an omnishambles due to poor organization.

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 camping trip was an omnishambles when the campers encountered wild animals and severe weather conditions.

The birthday party organization turned out to be an omnishambles.

The picnic became an omnishambles when it started raining heavily and the food got soaked.