It’s the fashion collaboration that we’ve all been waiting, nay, crying out for. As obvious as Cara and Mulberry. As street-cool as Rita Ora and adidas. As downright desirable as Alexander Wang and H&M. It is a meeting of two of the greatest cultural figures of our time. It is… Justin Bieber and Karl Lagerfeld.

Instagram

OK, OK, our tongue may be ever so slightly in our cheek here. But we are deadly serious when we tell you: THIS. COULD BE. HAPPENING. Just check out the Bieb’s Instagram, featuring not just pictures of himself with King Karl during Paris Fashion Week, but pictures of himself wearing a bathrobe (a bathrobe!) in the presence of the great man, and selfies of them together, no less. Karl hates selfies more than he hates polyester. And what’s more, Biebs posted the caption ‘Big things coming with my friend @karlLagerfeld’. The mind boggles, it really does.

Instagram

It all got us to thinking: there’s some strange things afoot in the world of fashion right now. Cara is palling up with Kim K. Miley Cyrus is hanging out with backstage at Fashion Week. Reality as we know it is coming apart at the seams.

But before you panic too much, take comfort in the fact that these are far from the first strange friendships struck up among the style set. Take a look at some of the most bizarre BFFs past and present…