Timothée Chalamet’s publicist wasn’t exactly tickled pink by this particular fashion choice. The year was 2017, and a young Chalamet was starring in Luca Guadagnino’s “Call Me by Your Name.” While in Germany, before the movie’s debut at the Berlin Film Festival, the actor’s eye caught a glimpse of designer Haider Ackermann’s “big raincoat,” and in that moment, he knew this was the garment for him to wear to the premiere. But his publicist didn’t take a liking to the idea. “It was like, ‘You’re