The proud sibling admittedly only tuned in to his brother's category during the live telecast.Proud sibling Macaulay Culkin is not at all surprised that his younger brother, Kieran Culkin, won his first Oscar at the 2025 Academy Awards.

Did Macaulay Culkin and wife Brenda Song expect Kieran to win for ‘A Real Pain’? “Of course!” said Song. “Come on, let’s be real.”Macaulay Culkin is celebrating his brother Kieran Culkin’s big night at the Oscars.

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.