Short Film Annex: Disney Animation releases, with Frozen, a short film as it has done in recent years, like Pixar. The film is called Mickey Mouse: Get a horse, being directed by Lauren McMullan, who has become the first woman to direct an animated Disney movie alone. Although initially thought it was a lost short film, but it is not. Also, the short was produced by actual 2D animators from Walt Disney Animation Studios in black and white in order to achieve the look of own 1928 short.