Jimmy Fallon freaks people out with Fifty Shades trailer

Ever the prankster, Jimmy Fallon makes the members of his house band, The Roots, watch the much-talked about Fifty Shades of Grey trailer.

And Questlove and co were freaked out. 

And it's not because of Christian Grey's proclivities. 

Watch the video to find out how Jimmy Fallon managed to scare Questlove and crew.