Kylie Jenner is keeping first things first. And private things private! On the latest episode of her family's mega-hit Hulu reality TV show The Kardashians, the Kylie Swim mogul opened up just a little bit about her relatively low-key relationship with BF Timothée Chalamet. And the key words here are "just a little bit" - because everything she had to say was about privacy and laying low! Related: Timothée Teases Extravagant Christmas Present For Kylie - And Pokes Fun At Her Nails! So, during the latest ep of the KarJenner krew's must-see show, Kylie started talking at one point about how sh...