Why Hopper’s Stranger Things 4 Teaser Reveals More Than You Think! (Nerdist News w/ Dan Casey)

Netflix delivered Stranger Things fans the ultimate Valentine with a surprise video teasing the fourth season. Not only did it give us our first look at the new footage, but it also followed up on one of last season's biggest cliffhangers. Dan ventures into the upside down to go over all the details in today's Nerdist News.