Robot clown

The Robot Clowns assisted the Chief Clown in running the Psychic Circus. They where responsible for making people perform and entertain the Gods of Ragnarok. But these clowns where not destoyed by them they where used so that they would be entertained during the time when the Humans and other species went to take part iun the Talent Show. They where destroyed when the Doctor blew up the circus. (DW: The Greatest Show in the Galaxy)

Elijah also made a Circus full of Robot Maniquins in the shape of Clowns he used them to attack Sarah Jane Smith and her friends. Clyde Langer, Luke Smith and Rani Chandra. She used her sonic lipstick to disable them from attacking the group. (SJA: Day of the Clown)