As the ship readies to self-destruct, The Doctor and Donna prepare to escape in the TARDIS! But the question is, which Donna?... Subscribe: http://bit.ly/BBCStudios WATCH MORE: Hiroshima: http://bit.ly/BBCHiroshima Horizon: http://bit.ly/BBCHorizon Best of Alan Partridge: http://bit.ly/BestOfAlanPartridge Harry Enfield and Chums: http://bit.ly/HarryEnfieldAndChums Welcome to BBC Studios, bringing you the best of British TV! Here you'll find classic comedy, gripping drama, as well as the best documentaries, science and history! Take a look at complete listings for all our shows - we've got plenty to keep you entertained! This is a channel from BBC Studios who help fund new BBC programmes. Service information and feedback: https://www.bbcstudios.com/contact/contact-us/