It’s The Hangover meets Planes, Trains and Automobiles in this first trailer for Due Date. The film sees Hangover director Todd Phillips reuniting with Zach Galifianakis and bringing Robery Downey Jr onboard for the tale of a man (Downey Jr) who’s desperate to get home before his wife gives birth, who end up on an anarchic cross-country journey in the company of aspiring actor Ethan Tremblay (Galifianakis). Now the first trailer for the film, which had originally been planned for a June release but has been moved back to early November, has been released, so click below to take a look.