Femdom features BDSM scenes in which the dominant partner is female. Originating in Japan in the 1980s, the genre subsequently spread to North America and Europe, and crossed over into gay pornography. Softcore gay pornography also exists; it at one time constituted the genre, and may be produced as beefcake pornography for heterosexual female and homosexual male consumption. A sex party is a gathering at which sexual activity takes place. On May 27, 2010 the television program The Doctors discussed the topic with dozens of teens, parents, and gay fuck professionals. Its primary goal is sexual arousal in its audience. The most common type of erotic spanking is administered on the bare buttocks, but can also be combined with bondage, in order to heighten sexual arousal and feelings of helplessness. While anal sex is commonly associated with male homosexuality, research shows that not all gay males engage in anal sex and that it is not uncommon in heterosexual relationships. 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. Double Stuffed , Double Vaginal , or Double Anal pornography involves gay hentai the penetration of one orifice by two penises or other objects. Both sexes sometimes apply lubricating substances to intensify sensation. Since the 1980s, many practitioners and organizations have adopted the motto safe, sane and consensual, commonly abbreviated as SSC, which means that everything is based on safe activities, that all participants be of sufficiently sound/sane mind to consent, and that all participants do consent. Typically featured are hitting, choking, porn milf name-calling and hair-pulling. The prostate gland is one of the organs that contributes fluid to semen. Some men also enjoy anal stimulation, with fingers or otherwise, without any prostate stimulation. In some scenes or relationships it may be impossible for consent to be withdrawn in the middle of a scene, or the bottom may have the ability to revoke consent for a relationship as a whole, but not for a particular scene.