Justin Bieber's fans have expressed their concerns ... The Grammy-winning artist had a pair of Calvin Klein underwear beneath a pair of oversized jeans with a navy beanie. Justin's appearance ...

Justin Bieber smiles while taking a walk at Hudson River Park in NYC. The Yummy singer has been working on his toned physique and gave a glimpse of his Calvin Klein underwear while walking ...

It also marks a decade since Justin Bieber starred in the Calvin Klein Spring 15 campaign, and Bad Bunny, real name Benito Antonio Martínez Ocasio, will carry on the torch left by the Biebs.

Justin Bieber shares a look at himself in his Calvin Klein boxer briefs after taking a cold plunge on Instagram. Justin Bieber hints at new music with a series of cryptic Instagram stories ...

The tradition has been kept alive through the years with ads featuring Kendall Jenner, Lily Collins, Justin Bieber and others. For the past couple of years, Calvin Klein's celebrity strategy has ...