let me show you what chris milberger does for his own personal enjoyment. >> ah! >> oh! >> oh! ly [ bleep ]. >> ah! >> his girlfriend poor shan dodd is the object of the fright, frightee. >> yes. >> and chris put together this vine video compilation of some of his favorite moments when he scared his girlfriend shan. >> what? >> holy [ bleep ]? >> does it in the car, does it in the garage, does it everywhere he is. >> he goes what and she has the same exact scream. >> you would think she would slap him on the arm but she cracks up. >> i think she ultimately ends up hating it. >> stop scaring me! >> she goes right at him. right on his throat. he just kept making what could have been a peaceful calming ride into, like, a butt-clencher sweatfest. >> and i'm sure she gets him back. there's got to be something she does that gets him back. >> or something that she doesn't do that's a good get back. >> she can withhold affection or something. >> one way to get him to stop doing that for sure. >> we all know the mentos and coke experiment but that is also a new experiment to test, you wi