The 36-year-old 'Jennifer's Body' actress, who is reportedly having daily couples' therapy with her rapper fiancé Machine Gun Kelly, 32, after the pair were said to have split in February, posed without the emerald and diamond sparkler MGK used to propose to her for a series of portraits taken by photographer Cibelle Levi at the Vanity Fair Academy Awards party on Sunday (12.03.23) night in Los Angeles