2 girls 1 cup's spread because of the reactions it causes. hundreds of videos exist on youtube of users showing the original video to their friends and recording their reactions. even joe rogan, host of "fear factor", a show known for the nasty things its players eat, had to turn away in a reaction video posted to his blog. a reaction video starring kermit the frog proved very popular on the digg. in january 2008, "slate" magazine wrote about the reaction video with a slideshow about the reactions.