It seems like it was just yesterday when the fledging seasons's epic stories were just beginning to blossom.  In the blink of an eye, the 2013-14 season is coming to an end, and it's time to prepare to spend the summer, mourning (or cheering) the dead, swooming from the proposals, weddings or births and hanging from all those cliffs. Here are 5 season finale spoilers on "Supernatural," "Grey's Anatomy" and more...

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