Robert Downey Jr. and Cillian Murphy chat with ET's Denny Directo backstage at the 35th Annual Palm Springs International Film Festival Awards Gala. Robert presented his 'Oppenheimer' co-star with the Desert Palm Achievement Award, and jokes about how short Cillian's acceptance speech was. Plus, the two share how they're preparing for the Golden Globes and how they're continuing their bond after filming.