Happy Christmas (2014)

Irresponsible 20-something Jenny arrives in Chicago to live with her older brother Jeff, a young film-maker living a happy existence with his novelist wife Kelly and their two-year-old son. Jenny's arrival shakes up their quiet domesticity as she and her friend Carson instigate an evolution in Kelly's life and career. Meanwhile, Jenny strikes up a rocky relationship with the family's baby sitter-cum-pot dealer.