While some movies have been remixed to 7.1 audio tracks on Blu-ray Discs for home cinema, the first discrete theatrical 7.1 soundtrack was Toy Story 3 in 2010, followed by Step Up 3D. Disney announced that they will use 7.1 surround for their future 3D releases. Recent titles include Megamind, Tangled, Tron: Legacy, Gnomeo and Juliet, Mars Needs Moms, Gulliver's Travels and The Chronicles of Narnia: The Voyage of the Dawn Treader. In 2011, additional movies were released with theatrical 7.1 audio, including Thor, Pirates of the Caribbean: On Stranger Tides, Kung Fu Panda 2, Super 8, Green Lantern, Cars 2, Transformers: Dark of the Moon, Captain America: The First Avenger. All these titles are exhibited in the Dolby Surround 7.1 theatrical format.
