Justin Bieber Shows Off Six-Pack Abs While Going Topless For New Selfie Picture

10 October 2013, 10:21 | Updated: 10 October 2013, 10:23

The 'Heartbreaker' singer showed his hard work in the gym has been paying off with a new shirtless selfie.

Justin Bieber drove his fans wild this week after sharing a brand new selfie showing off his newly ripped physique.

The 'Boyfriend' star has been working out hard in the gym and showed off the results yesterday (9th October) on Instagram, while flexing his impressive biceps and tensing his six-pack abs.

"Me and my trainer," Justin simply posted alongside the selfie, which has already had over 900,000 likes on the photo-sharing website.

The 'Beauty And A Beat' star is seen posing in just a pair of low-hanging shorts and a baseball cap while going topless for the picture, while clenching his fists in a traditional bodybuilding pose.

Check out a picture of Justin Bieber showing off his muscles this week below (Credit: Instagram):

This week saw Justin treating his fans to some brand new music as part of his new #MusicMondays campaign, with the release of a new song called 'Heartbreaker'.

Justin Bieber is expected to officially unveil another new song called 'Rollercoaster' this coming Monday (14th October).