Antonoff — who is married to the actress' "Substance" co-star Margaret Qualley — was sitting behind Moore when Mikey Madison ...

The Substance’s Margaret Qualley stunned on the Oscars red carpet March 2 alongside her husband Jack Antonoff, before she’s expected to present at the ceremony hosted by Conan O’Brien.

Margaret Qualley and Jack Antonoff are turning the 2025 Oscars into a date night.

As Madison was announced as the winner, Antonoff appeared to wince and say “Ooo” before turning to Qualley on his left. Jack Antonoff reacts as Mikey Madison (left) beats Demi Moore for Best ...

Margaret Qualley and Jack Antonoff have been dating since 2021 but just recently started taking their ’ship public *and* are now officially married!! They were first seen together in August 2021 ...