Kylie Jenner Spanks Gigi Hadid

11/23/2015 7:11 AM PST

Kylie Jenner Spanks Gigi Hadid (VIDEO)

Soooo ... this happened -- apparently after the American Music Awards in Kylie Jenner and/or Gigi Hadid's hotel room. 

Not that it matters. What's important is it DID happen, and there's video of it.