Thank you celebs_fan for this gif.
Stashed in: gifs, G4!, Reaction GIFs!, @emwatson, Pranks!, High Quality gifs
Source is this Emma Watson surprise prank:
She has a good sense of humor.
Nothing to see here! ~Naked Gun Police Squad gif
Indiana Jones, Frogman style
Frozen CD + Lighter = MOTHER OF GOD
Falcons Coach gif OMG OMFG