Past problems with unruly crowds and drugs have been addressed by the organizers.
Bouncers at sports bars are getting ready for unruly crowds.
An unruly crowd gathered at the ticket counter, the police said.
To prevent a personal injury, I stepped back and allowed the unruly crowd to surge forward.
Now, though, looking at the unruly crowd, he felt misgivings about the future that humanity might choose to create for itself.
The result was enthusiastically received by the large and unruly crowd.
Several of Artest's teammates followed him into the unruly crowd.
Due to the unruly crowd, the police allow the players to complete the game.
An unruly crowd of women had evidently been awaiting his appearance.
It is for us to see that that unruly crowd does what we want.