Failure to honor a safeword is considered serious misconduct and could even change the sexual consent situation into a crime, depending on the relevant law, since the bottom has explicitly revoked his or her consent to any actions that follow the use of the safeword . Incest pornography can feature actual relatives, but the main type of this pornography simply uses actors of similar looks to suggest family relationship. Fantasies of group sex are extremely common among both men and women, and group sex is a subgenre in pornographic films. This technique may include the use of a simulacrum, or artificial vagina. Using the term shemale for a transsexual woman often implies that she is working in the sex trade. The current record is held by Lisa Sparks who had sex with 919 men on October 16, 2004 in Warsaw, Poland as part of the Third Annual World Gangbang Championship and Eroticon 2004. Some do not use the diapers at all, for lesbian hentai arousal, or bladder and bowel movements. Well-known female porn stars who expressed their pleasure in pegging their male partners include Taylor Wane, Debi Diamond, gay sex video Brittany Andrews, and Monique Covét. The sub-genres naked milf usually conform to certain conventions, and each may appeal to a particular audience. Men and women may masturbate until they are close to orgasm, stop for a while to reduce excitement, and then resume masturbating. Each participant may engage in any type of sex acts with one or both of the others, such as vaginal, anal or oral sex or mutual masturbation. If ejaculation is onto the other person face it can be called a facial. Ethnic pornography is a genre of pornography that features performers of specific ethnic groups, or depictions of interracial sexual activity. Performers are usually clean-shaven, thinner and more effeminate than ones in mainstream gay pornography. Sadomasochism does not imply enjoyment through causing or receiving pain in other situations . A variation on this is to place the fingers and thumb on the penis as if playing a flute, and then shuttle them back and forth.