Justin Bieber is busy dropping some style statements on social media and his fans are surely making a note. On Thursday, the 'Yummy' singer took to Instagram to show off his shiny new diamond grill teeth as he shared a selfie. The close-up photo showed Justin posing for the camera with the diamond girll, his moustache and striking hot pink sweats in full display. While the singer did not need a caption to explain what was going on, fans surely had some thoughts on Justin's look.