Who is Fred and George Weasley from Harry Potter and the Deathly Hallows and what is their importance?

Fred and George are Ron's identical twin brothers. They support Harry Potter. ans they are described as pranksters. Always ready to help, Fred and George stand in as Harry Potter doubles on the night Harry is moved from Pivet Drive to a safe house. They are also contributors to "Potterwatch," a pro-Harry potter radio broadcast. Fred is killed during the final fighting at Hogwarts.