In the comic strip Red Meat, one of these is spray painted red and left in a booth at McDonalds.  They are contrasted favorably with gamblers and farmers in a Cole Porter song exhorting listeners to be one of these, and the singer cries "I die each time" someone calls him "Cathy's" one in a song by the Everly Brothers.  In an episode of Seinfeld Crazy Joe Davola stalks Elaine dressed as one from an opera, and a toy one no
In the comic strip Red Meat, one of these is spray painted red and left in a booth at McDonalds.  They are contrasted favorably with gamblers and farmers in a Cole Porter song exhorting listeners to be one of these, and the singer cries "I die each time" someone calls him "Cathy's" one in a song by the Everly Brothers.  In an episode of Seinfeld Crazy Joe Davola stalks Elaine dressed as one from an opera, and a toy one notably attacks Robbie in the movie Poltergeist. Sondheim's A Little Night Music features a song asking us to send these people in.  John Wayne Gacy dressed up as, FTP, what sort of person, notable examples of which include Krusty and Bozo.
In the comic strip Red Meat, one of these is spray painted red and left in a booth at McDonalds.  
{Clowns} [do not accept fools or jesters or any such crap]