The photograph was sent to me by e-mail after my direct request to the record label that represents Mrs Ottosen (contact details could be found at the official website http://thisiscallmekat.tumblr.com/contact).
Here below I include the original e-mail in which the record label agreed to publish the photograph:
Wed, 20 May 2015 18:22 pixie booth <pixiebooth@gmail.com> wrote:
> Hello Piotr.
> Of course we can supply you with this photo.
> Please see attached file.
> Nini Pez, Assistant, Pixiebooth Records & CALLmeKAT
> On Tue, May 19, 2015 at 2:12 PM, Piotr Łukasz <plukasz@wp.pl> wrote:
> > Dear Sir or Madam,
> > I am a Wikipedia's editor and author of the following Polish article about Katrine Ottosen.