Is there such a thing as 'overnight success'?

Is there such a thing as 'overnight success'?

Derek Johns (Managing Director - AP Watt Literary Agency) gives expert video advice on: How can a writer increase their chances of getting noticed?; What kind of person makes a good writer?; Do writers need particular qualities to succeed? and more...

Well, there are people who are called overnight successes. Lord Byron said after the publication of "Childe Harold" that he woke up one morning to find himself famous, and a lot of people dream about waking up one morning to find themselves famous. Generally, though, what's happened before the success is years and years of hard work.