On TikTok, one fan asked, “Did Edward Norton just call Kieran Culkin a MF’er at the Oscars?” But other viewers speculated that Norton might have said “star,” “big start,” or “fun,” and not the F-word. The Post has reached out to Norton’s rep for comment.

Kieran Culkin has continued his award season success streak as he was named the winner of the best supporting actor category at the 2025 Oscars.

Oscars viewers noticed Edward Norton's 'x-rated reaction' to losing to Kieran Culkin in the Best Supporting Actor category.

Macaulay Culkin is celebrating his brother Kieran Culkin’s Supporting Actor win at the Oscars on Sunday. At the Vanity Fair Oscar party, Macaulay and wife Brenda Song spoke to Tan France about their emotional reaction.

Macaulay Culkin revealed at the Vanity Fair Oscars party (via Entertainment Weekly) that he cried when his younger brother Kieran Culkin won the Oscar for best supporting actor at the 2025 Academy Awards. It turns out that category was the only part of the Oscars telecast that Macaulay Culkin and his partner, fellow actor Brenda Song, watched.

Kieran Culkin won the Oscar for best supporting actor Sunday at the 97th Academy Awards, completing a sweep of the category that followed his dominance in television awards last season. The award, for portraying the chaotic but endearing Benji in Jesse Eisenberg’s “A Real Pain,

Kieran Culkin reflects on nearly rejecting his role and the whirlwind of winning an Oscar.