In a refreshing turn of events, a model is actually sticking it to Terry Richardson. In his ass. With a needle.

In a behind-the-scenes video for Miranda Kerr’s recent nude Harper’s Bazaar shoot, the supermodel gave Terry a shot of B12 vitamins–right in the rear. Kerr, who is also a ‘licensed health practitioner’ was all business–though this being a Terry shoot and all she obviously had to administer the shot wearing nothing but a bra and jeans.

And what does a shot of B12 do? Well, apparently it makes you feel something like this:

Yeah we know…remind us never to do one.

Watch the full video below.