He may be an internationally famous pop star, but Justin Bieber apparently didn't want to spend a rare warm summer's evening in Dublin cooped up in his hotel room.

The Canadian singer is in Dublin to play the RDS tonight as part of his Purpose World Tour, and was spotted shooting some hoops in Bushy Park in Terenure like any other randomer of a Tuesday night.

Some eagle-eyed fans spotted the star and it wasn't long before he had a captive (and loud) audience.

Watch clips via Twitter below: