Kieran Culkin has revealed himself as the “naughty young actor” who was responsible for getting Mark Ruffalo and other ...

Kieran Culkin confesses to playing weed prank on Mark Ruffalo, swapping his prop joint for a real one during a live stage production.

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

Kieran Culkin is fessing up to a prank he pulled nearly 25 years ago on his one-time Broadway co-star Mark Ruffalo.

In 2024, celebrities like Ariana Grande, Celine Dion, Mark Ruffalo, and Mindy Kaling shared their year-end reflections on ...

Mark Ruffalo would have no choice but to go method for a particular night of performing on stage thanks to Kieran Culkin's ...

There was apparently a prop spliff in one scene, which Culkin swapped with ... I believe it’s happened,” as he watched (and smelled) Mark Ruffalo smoking on stage. At intermission, though ...

Ruffalo told Graham Norton in 2012 that "a very naughty young actor" replaced his fake joint with a real one during a stage ...