Harry Potter and the Heir to the Hogwarts Four

Harry is at the dursleys on his 7th birthday and as he collects the post in the morning he has a letter addressed to him from, Merlin and the Four Founders also his parents, how has harry been sent these letters and whats a certain little redhead got to do with a letter of her own from Harry himself a few weeks later, Major: (Dumbledore, Molly, Ronald, Percy and Hermione) bashing