['I was walking down the street and I saw a really creepy clown smiling at me. I got so scared.', 'Oh man.  Now I am having images of the movie It in my head.  What did you do?', "I just ran home and hid underneath my bed. I looked out the window and it was on the street still staring at me. Now I can't leave my house!"]
That is unusual behavior for a clown.  I would say you might want to call the authorities.  There has to be a law against a creepy clown stalker
I saw a creepy looking clown walking down the street. I was so scared. I went home and hid underneath my bed.