For a skit in which a grandma (Sarah Sherman) collapses at her 96th birthday party, Chalamet, playing a cardiologist, performs a new CPR technique—by squatting and farting over her face.

Chalamet has risen to the top of the A-list of his generation in part by being able to reconcile opposites with seeming ease: masculine and feminine ... with his poet’s face and real actor ...