![7 Celebrities Rocking Calvin Klein Underwear — From Justin Bieber To Iggy Azalea — And Making Instagram Feel A Lot More '90s 7 Celebrities Rocking Calvin Klein Underwear — From Justin Bieber To Iggy Azalea — And Making Instagram Feel A Lot More '90s](https://lovelace-media.imgix.net/getty/703769.jpg)
7 Celebrities Rocking Calvin Klein Underwear — From Justin Bieber To Iggy Azalea — And Making Instagram Feel A Lot More '90s
![HuffPost on Twitter: HuffPost on Twitter:](https://pbs.twimg.com/media/BqEkmlJCEAEMINh.jpg:large)
HuffPost on Twitter: "What this '90s model looks like 18 years after his famous Calvin Klein underwear ads http://t.co/LRxUVov41n http://t.co/jes1xhgwsf" / Twitter
![AMPR on Twitter: AMPR on Twitter:](https://pbs.twimg.com/media/B2S3KoPCMAAHFqf.jpg)