Macaulay Culkin shares an emotional tribute to "Home Alone" co-star Catherine O'Hara following her death, posting a heartfelt message on Instagram.

O'Hara, who died on January 30, had a career spanning 50 years, including iconic roles in "Schitt's Creek" and "Home Alone."

Catherine O'Hara has died at 71. The Emmy-winning actor was known for her roles on “SCTV,” “Schitt's Creek,” and the two “Home Alone” films.

Macaulay Culkin remembered his "Home Alone" co-star mama Catherine O'Hara on Instagram, shortly after her death was announced Friday at the age of 71.

After Catherine O’Hara’s death at 71, Yahoo News Canada readers shared deeply personal memories, revealing how the beloved comedian shaped their lives, defined Canadian identity, and became a source of comfort,

O'Hara played Kate McAllister, the mom of Kevin McAllister, portrayed by Macaulay Culkin, in the hit 1990 movie "Home Alone." O'Hara's character famously made a treacherous trip home after she and her husband discovered they'd left their son at their house alone on a Christmas family vacation to Paris.

Culkin once said that he called O’Hara “mom," even decades after 'Home Alone'

Macaulay Culkin’s bond with late Home Alone costar Catherine O’Hara endured for more than 30 years prior to her death at age 71 in January 2026. “Mama. I thought we had time,” Culkin wrote via Instagram when news of her death broke on January 30,

Actor Catherine O’Hara, best-known for roles in “Schitt’s Creek,” “Home Alone,” “Beetlejuice” and other TV and film productions, has died at age 71.

PEOPLE's new cover story looks at the legacy of the 'Home Alone' and 'Beetlejuice' actress, who died at 71 on Friday, Jan. 30