Simplify the following text for a Grade 10 native English-speaking person.
Original: The novel was first published anonymously , but its authorship was revealed by the poet George Huddesford in what Fanny Burney called a `` vile poem . ''
Simplified: The novel first came out secretly , but the poet George Huddesford revealed that Burney was the writer of Evelina in what Burney called a `` vile poem '' .