Kieran Culkin once played a cruel prank on Mark Ruffalo

Kieran Culkin once played a pretty cruel prank on Mark Ruffalo (Sources: The Guardian, EW) #kieranculkin #markruffalo #theater #prank #celebs

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[Egg_Sandwich]

the fact that someone who was 17 in 2000 is now 42 freaks me out.

[legofan]

I knew this story but I didn't realize it was Kieran! I remember Ruffalo talking about this on Graham Norton.

[taicollins]

Bro smoked out Phyllis Newman and got thanked for

[tylerj.o.]

For some reason I always knew he was going to go places especially being the middle child and being compared to Macaulay

[Joeybsmooth]

Good thing every was cool with it. That could have been really bad.

[pri-the-writer]

Good prank if you get the right people, VERY BAD prank if you get the wrong people

[MJenks-bs]

Forget that…. Don’t apologize ! Not like actors get drug tested

[jakewolf]

🤣🤣"ruin your life on your own time" always some strait edge buzzkill somewhere