We were shocked to hear about Nicole Kidman and Keith Urban splitting up. We mean, after two decades of lovey-dovey red carpets we thought they'd go the distance... Hell, 20 years, they did go the distance kind of! How are they breaking up?? Obviously we're trying to figure out what the heck happened. The point where the fracture began? That we still don't know. But according to a source spilling to People, the moment the whole thing broke apart is really clear.