Although interracial pornography theoretically can apply to depictions of sexual activity between performers of any different racial groups, the term is most commonly used for heterosexual sex acts between black and white performers. The current record is held by Lisa Sparks who had sex with 919 men anime hentai on October 16, 2004 in Warsaw, Poland as part of the Third Annual World Gangbang Championship and Eroticon 2004. For legal reasons, the vast majority of so-called gay boy porn reality porn involves professional actors and actresses posing as so-called amateurs. Older names for a pornographic film include stag film, and blue movie. Foot fetishism has been defined as a pronounced sexual interest in the feet or footwear. If dramatic skills are not involved, a performer in a porn film may also be called a model. The work of Bruce Seven has been called reality porn, due to his lack of using scripts and asking his performers to act naturally in their own character. The existence of such content in commercially available pornography is widely considered an urban legend. Some techniques which may work for one individual can be difficult or uncomfortable for another. This fetish sometimes originates from childhood memories of needing, or of seeing another needing, to urinate. The strategies and tactics that are used to smuggle one of the couple into and out of the toilet undetected are as important or almost as important as the urination. It has also been recommended as a form of foreplay or safer sex. For circumcised males, on whom the glans is mostly or completely uncovered, this technique creates more direct contact between the hand and the glans. Tentacle rape or shokushu goukan is found in some horror or hentai titles, with tentacled creatures having sexual intercourse with female characters. These agreements are binding in the sense that the parties have the expectation milf fuck that the negotiated rules will be followed. Sexologist Alfred Kind suggested that the buttocks is the primary sexual presentation site in primates.