The son of the late Crocodile Hunter, who stripped to his skivvies for a new Bonds underwear campaign, says his dad would have a laugh at the 'Made for Down Under ads.

Irwin, the 21-year-old son of late "Crocodile Hunter” Steve Irwin, is the star of a new photo campaign for the Australian underwear company Bonds.

Robert Irwin broke the internet on Thursday after appearing in photos stripped to his underwear for a new campaign. The 21-year-old son of the late Australian zookeeper Steve Irwin teamed up with the Australian underwear brand Bonds as it expands into the United States for the first time.