Niall Horan birthday: The One Direction star turns 20

One fifth of the biggest boy band on the planet, Niall Horan, is possibly everyone's favourite blond Irishman.

Sorry Ronan - your time has long gone...

The adorable singer turns 20 today so we thought we'd remind you of all the reasons why he's so loveable.

From his humble X Factor beginnings to his starring role in This Is Us, here's a look at the life of the lovely Niall Horan.

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