Uh oh! Was Pauline Chalamet giving Kylie Jenner a cold shoulder during this icy exchange?? During Sunday night's Oscars, Timothée Chalamet's sister came over to greet him at his seat. In a video captured by E! News, he looked thrilled to say hello to the Sex Lives of College Girls star. Unfortunately, the greeting between Pauline and Kylie wasn't so sugary sweet! Related: Timothée Caught Making TENSE Confession To Kylie After Taking Heat At Oscars! Kylie remained seated at first, and she was actually the one to first address the actress, seemingly complimenting her dress.