It's the most wonderful time of the year because the official trailer for Happiest Season is finally here. It's been two years since we first learned about Sony Pictures' Happiest Season back in 2018. Kristen Stewart was the first actor attached to director and co-writer Clea DuVall's feature (the movie is also based on her idea), with Mackenzie Davis later joining in 2019 to play the girlfriend of Stewart's character. After a long wait, we finally — finally! — got a sneak peek at Stewart and Davis as the loved-up couple who spend the holidays together …