Justin Bieber is a huge Harry Styles fan

Harry Styles' Carpool Karaoke was unveiled this morning. You can watch that here.

In less than 12 hours it has racked up over 1 million YouTube hits and Harry has found himself a fan in Justin Bieber.

The Biebs took to Instagram to gush about Harry's solo music.

Just watched Harry styles carpool karaoke!! Hilarious! Also congrats on the album, it sounds great !

A post shared by Justin Bieber (@justinbieber) on May 19, 2017 at 3:08am PDT

Could a collab be on the cards?!