'One Direction' fame Niall Horan's Twitter page was hacked again, leaving the singer flabbergasted.
The 19-year-old Irish singer discovered about his hacked account when the hashtag 'Niall changed your Twitter password' began trending on the micro blogging website, reported Contactmusic.
The prankster who had hacked his account apparently sent messages to strangers and followed people unknown to the singer.
To his 12.4 million followers on Twitter, Horan wrote, "Ok my twitter is being hacked as we speak.