Justin Bieber strips off for glacier swim

He went through a bit of a rough patch we admit, but with ear-snagging comeback single What Do You Mean? riding high in the charts and an apparent willingness to atone for his formerly bratty ways, we're not ashamed to say that Justin Bieber is back as one of our top celebrity crushes. And if he continues to appear scantily-dressed in Calvin Klein shoots or naked entirely in glorious holiday snaps, that's unlike to change. The latest candid shot the 21-year-old has posted to his Instagram page is immediately going into the hall of fame too: Having seemingly forgotten any swimwear, the Biebs enjoyed a dip in a glacial river in Iceland yesterday (September 23) in nothing more than a tight white pair of boxer shorts. Somewhat bravely, the state of said boxers after being plunged into the river was captured for all to see afterwards, ensuring that screen-grabbing and zoom tools were put through their paces the world over. Well, if there's one thing we can say about Iceland, it's that it does have incredible views... More stories: Video: Justin Bieber kisses his bodyguard, insists he's 'not gay' Picture special: Justin Bieber's shirtless fitness shoot