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 charity event was an omnishambles with misplaced donations.

The airline's handling of a major storm led to an omnishambles.

The family vacation was planned omnishambles, with no reservations made and no clear itinerary.