A subject names the person, place, thing, or idea the sentence is about. So in this case Harley is a name of a person which is the subject. Hope this helps :)
Explanation:
I SAID ,"THE WORST WEEDING I EVER SAW"
English spelling is no more illogical than any of the linguistic conventions which have built up over time. In fact, if pronounced properly, English spelling is very straightforward and sounds as it looks (unlike Welsh or Gaelic). It does not rely on intonation, like Chinese or Japanese, and doesn't need accents, like French.