Emily Blunt sat down with Jimmy to talk about her new musical movie, Into The Woods, and the pair ended up explaining their various misdeeds to the audience, ranging from planting zombies in gardens, giant inflatable reindeer in driveways and, oh yeah, gift wrapping an ENTIRE HOUSE.
The pranks were far from over though as The Office actor John took it to a new level whilst live on the show. We won't spoil the surprise, so check it out below...
What's the most lavish prank you've ever thrown? Tweet us @sofeminineUK!
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