'Spoiler Alert' review: Say hello to your new favorite 10-hankie tearjerker

Let me start at the beginning, which I have heard is a very good place to start. It's just that it gets a little bit complicated with Spoiler Alert, the tearjerkingly effective new romantic dramedy from The Big Sick director Michael Showalter, as the beginning turns out to be the ending only to ouroboros itself back to its...