How Being In Elf Prepared Mary Steenburgen For Happiest Season

Happiest Season, from writer-director Clea Duvall, tells the story of Abby (Kristen Stewart) and Harper (Mackenzie Davis), a young couple that travels to see Harper’s family for Christmas. When Harper reveals that she hasn’t come out to her parents yet, it puts their relationship in danger and forces her to make a choice about following her family’s wishes or following her heart.