In this week's episode of 'Sweetwater Secrets' -- your ultimate 'Riverdale' after show on ET's YouTube channel -- series star Lili Reinhart admitted that Polly's déjà vu departure is going to be "devastating" for Betty.
To help you get prepared for this season's inevitable onslaught of chaos and surprising kills, we're taking a look back at eight of The Walking Dead's most gut-wrenching and gruesome deaths that we totally forgot about -- and we bet you did too!
ET sat down exclusively with star Lili Reinhart during this week's after-show episode of 'Sweetwater Secrets,' and she revealed things will be getting "really romantic" in Bughead's relationship.
