Did you grow up in Wales' finest city? Answer these 18 questions and we'll reveal if you're a true Swansea Jack.
There are several theories behind the "Jacks" nickname. One being is that it came from the "Jack tars", the Navy seamen of the early 19th century when the city had a reputation for skilled sailors. Their clothes were tarred to provide protection from the sea.
The other relates to the famous black retriever, Jack - who in 2000 was named "dog of the century". But if you're from Swansea you'll already know that. Open the quiz here or play below.
And if you love quizzes, then we have plenty right here. Only people who went to school in Wales will pass this quiz, see if you can tell the difference between Wales and abroad, or if you know the meaning behind these well-known phrases only heard in Wales.
We think we can guess exactly where in Wales you live and tell you if you're a big Welsh stereotype. Try our Welsh geography quiz, find out which Gavin and Stacey character you are, and take our Welsh citizenship test. Or discover how posh you are and see if you know the English word for these Welsh places.