Retard circus
When a group of people are doing something dumb without regard to how stupid they look
"Stop throw kicking flipping bottles. You boys practicing for the retard circus?"
[retard circus]
Any event where the majority of participants are acting in a manner that expands the horizons of acceptable behavior, typically involving alcohol.
The party last night was a complete retard circus. Joe-Jon and Marky Mark got arrested, and Steve-Dave work up naked in the river.