All dressed in white, folks gather for a chic picnic in a public space that is kept secret until just minutes before their arrival. Over the course of the evening, guests experience the beauty and value of one their city’s public spaces by participating in the unexpected.

Starring Emilia Clarke as a hapless Christmas store worker who is down on her luck, the film is based on the Wham song of the same name, which makes the ending incredibly predictable and the would-be twist is pretty obvious from the beginning.