So you think you're a Seinfeld expert, but do you know these behind-the-scenes secrets about the sitcom?

It turns out “the show about nothing” really is about something! Whether you’ve happened to catch it on TV for its original terrestrial run from 1989 to 1998 or you've caught up on streaming ‘Seinfeld’ is still making people laugh to this day. But how much do you really know about Jerry and the gang?