Kieran Culkin has admitted that he once swapped Mark Ruffalo's prop joint for real weed during a stage production in 2000.

Kieran Culkin admitted that he once tricked Mark Ruffalo and other co-stars into getting stoned during a live theatrical performance.

Kieran Culkin is coming clean about the prank he played on Mark Ruffalo 25 years ago. The A Real Pain actor, 42, revealed in ...

Kieran Culkin recalled the swapped-joint incident, which went down when he and Mark Ruffalo starred in the stage play 'The Moment When' together when the now 42-year-old Culkin was just a teen.

Kieran Culkin has admitted he's the "naughty young actor" who once got Mark Ruffalo high during a play by replacing a prop ...

Culkin said the stage manager then appeared with a message, “‘I don’t care whose it is, or what happened, but Kieran, give me the joint.’ I sheepishly handed her the roach and she said, ‘Ruin your ...

Kieran Culkin has confessed. The star of “A Real Pain” and “Succession” admitted that he once swapped a prop joint for one ...

Succession star Kieran Culkin recently opened up about getting actor Mark Ruffalo ‘high’ long ago as part of a prank, when ...

A Real Pain”—an acclaimed comedy-drama starring Jesse Eisenberg and Kieran Culkin—is in theaters and on PVOD, but when is it ...

Kieran Culkin has admitted he mad a ‘stupid’ mistake when he pulled a bold prank on an unsuspecting Mark Ruffalo.

Kieran Culkin reminisces about a mischievous prank that got Mark Ruffalo and co-stars hilariously high during a live theater performance.

This year's Oscars are shaping up to be quite competitive with Maria, Anora and A Complete Unknown releasing in cinemas in ...