To realise and bring to public attention that Clowns are Evil.
It is a common fear ... a fear of Clowns, or Coulrophobia.
"Can't sleep, clown will eat me." - Bart Simpson, The Simpsons.
"They all float down here!" - Pennywise the Clown, It.
The clown from Poltergeist and Ronald McDonald! C'mon!
Help yourselves come to terms with the fact that Clowns are Evil, they should be feared and mistrusted.
1. Do not trust Clowns
2. Believe they are Evil
3. Fear Them!