I've been hugged by a kangaroo. It was a hand reared pet, which will explain the lack of disemboweling, but it does back up his 'can' statement.
They're lovely cuddly friendly animals if they don't think you're going to harm them. But that doesn't stop me chowing down on roo meat at any opportunity.

And Sophie keep in mind that evidenced by this Dr's veganism he's somewhat extremist... I have no doubt that if you minimised your gluten/dairy etc intake, but didn't refuse to go out for dinner if there wasn't a gluten-dairy-animalsthatcanhug-free option, you'd still benefit without having to make a massive massive sacrifice.