A quarter of a million fans (and their parents) are heading to Croke Park over the next three nights to see One Direction in concert.
Just four years ago, they were unknown wannabes auditioning for talent The X Factor.
Now, One Direction are the richest boyband in British music history - with a combined wealth of £70million.
Here’s how it all began:
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To everyone going to Croke Park this weekend - HAVE FUN!
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Check out the One Direction Gig App here