Anyway

Wikipedia: 2 Girls 1 Cup is the unofficial nickname of the trailer for Hungry Bitches, a scat-fetish pornographic film produced by MFX Media. The trailer features two women conducting themselves in fetishistic intimate relations, including defecating into a cup, taking turns ostensibly consuming the excrement, and vomiting it into each other's mouths. This one-minute trailer is a viral video that became a well-known Internet meme among bloggers and message boards for the reactions its graphic content elicited from viewers who have not seen such films before. Around mid-October 2007, video sites such as YouTube were flooded with videos depicting others' reactions to watching the video for the first time: >>>