Justin Bieber Shows Off His Sexy Six Pack In New Instagram Pic

October 10th, 2013 10:00pm EDT

Buff Justin Bieber Justin Bieber has been working hard in the gym as evidenced by a new photo he posted on Instagram on Wednesday.

The 19-year-old singer is shirtless and flexing his muscles in the photo, which he captioned: "Me and my trainer."

The pop star recently released the single "Heartbreaker," which he admits is about his break up with Selena Gomez.

The song features a spoken word verse where he says, "So what I'm
really trying to say is / and what I hope you understand / Is despite
all the imperfections of who I am / I still wanna be your man."
Bieber will be releasing new music every Monday for the next 10 weeks.
Earlier this week, his pal Miley Cyrus posted a photo of herself wearing a t-shirt with an image of Bieber smoking a joint and the tagline
"Reefer Fever" on it, an apparent take on "Bieber Fever."
Over the weekend, Bieber was photographed at a party with what looked like a joint in an image obtained by He was hanging out with a girl who looked like Nickelodeon star Ariana Grande, 20.

Related: Justin Bieber, Starpulse Exclusives, Celebrity, Photos

Photo Credits: Justin Bieber Instagram, Miley Cyrus via Twitter

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