Jemma is Dan's wife who often appears in his videos. She also has her own channel although it isn't as famous as Dan's. A friend of their's, Leah, is also a YouTuber. Link below. She appeared in the video HAMSTERS! as a person to race Dan in The Great Hamster Race.
In The Sorcerer's Stone, Harry walks with his white owl, Hedwig, through a snowy cloister courtyard located in Durham Cathedral. Harry first learns to fly a broomstick on the green grass of Hogwarts' school grounds, filmed inside the walls of Alnwick Castle, located 30 miles from Newcastle.
The final showdown between Karl and TT, is supposed to be in the UK, given the UK fire engine and police presence, above ground shots are filmed at Samphire Hoe, the location of Eurotunnel's UK ventilation system. However the 'shaft' scenes take place in Eurotunnel's French ventilation shaft. There is no such shaft on the UK side. See more Â».