The 26-year-old actress stuns on the cover of the coveted September issue of Vogue magazine
, and reveals how the famous family helped her cope while filming extremely intense scenes in boyfriend Darren Aronofsky
, which hits theaters on Sept. 15. Lawrence recalls that there was even a moment on set where she hyperventilated and dislocated a rib. "I ended up getting on oxygen,” she says. “I have oxygen tubes in my nostrils, and Darren’s like, ‘It was out of focus; we’ve got to do it again.’ And I was just like, ‘Go f**k yourself.’'