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.
4842 Hogwarts Castle is a Harry Potter set based on the castle of the same name, from the Harry Potter franchise. It was released on October 1, 2010. It is the fourth version of Hogwarts Castle that the LEGO Group has released, with the three previous Hogwarts Castle incarnations being 4709, 4757, and 5378.