Robert Irwin REACTS to Sexy Underwear Ads! (Exclusive)

Robert Irwin is all grown up! After stripping down for an advert marketing campaign with BONDS, the 21-year-old son of late ‘Crocodile Hunter’ Steve Irwin is spilling set secrets and techniques with ET. He shares how mother Terri helped him get in form for the horny shoot and divulges what he is in search of in the case of love.