Mark Ruffalo revealed how he handled being pranked by Kieran Culkin - who swapped a prop joint for a real one - on the opening night of a play in 2000.

Culkin and Ruffalo shared the stage in Playwright Horizons' 2000 production of James Lapine's "The Moment When."

Succession’ star revealed that he switched prop joints for the real thing while starring in an off-Broadway production when he was 17

Kieran Culkin admitted that he once tricked Mark Ruffalo and other co-stars into getting stoned during a live theatrical performance. “I was 17 and stupid,” Culkin said in a recent interview with The Guardian.

Kieran Culkin opened up about getting Mark Ruffalo, 57, high while they were in a play together by swapping a prop joint for real-life marijuana.

Mark Ruffalo would have no choice but to go method for a particular night of performing on stage thanks to Kieran Culkin's rascally prank. The post Kieran Culkin confirms that he once pranked Mark Ruffalo during a play and got him high on stage appeared first on JoBlo.

With a stash of prop joints backstage, Culkin couldn’t resist the temptation to swap one out. “Uh-oh. I believe it’s happened,” he thought to himself weeks later as he caught a familiar scent and “just watched” Ruffalo take a hit before passing it to their co-star.

Kieran Culkin has revealed himself as the “naughty young actor” who was responsible for getting Mark Ruffalo and other co-stars high during a Broadway production of The Moment When.

Kieran Culkin is coming clean about the prank he played on Mark Ruffalo 25 years ago. The A Real Pain actor, 42, revealed in a recent interview with The Guardian that he got the Poor Things star, 57,

Kieran Culkin has admitted that he once swapped a prop joint for a real one while acting in a play alongside Mark Ruffalo earlier in his career.

My friend Danny delivered the single greatest stage performance I ever witnessed in person. During a play in college, a few of us in the crew replaced his character’s delicious milk chocolate with bitter baker’s chocolate.