Lesbianism in erotica deals with depictions in the visual arts of lesbianism, which is the expression of female-to-female sexuality. As women, they face concerns separate from men. Particularly, some pornography in this genre features butch women, who are almost never seen in mainstream pornography. A heterosexual threesome may involve two men and a woman, or one man and two women - that is, two men having sex with a woman , or two women with a man. Tentacle erotica features tentacled creatures raping hentai videos or otherwise penetrating women or men. Top and dominant are widely recognized for those partner in the relationship or activity who are, respectively, the physically active or controlling participants. Because some gay men consider heterosexual men to be objects of fantasy, some gay porn producers have almost certainly described some actors as heterosexual to increase sales and publicity for their product. One sex worker said that mammary intercourse was one alternative gaysex used; mammary intercourse performed by a woman with large breasts felt to the client like penetrative vaginal sex. A spanking may be carried out with the use of a bare or gloved hand, or with any of a variety of implements, celebrity porn including a paddle, strap, hairbrush, feather duster or belt. The genre presents itself as real couples having real sex. Only in the 1970s were pornographic films semi-legitimized; and by the 1980s, milf xxx pornography on home gay bareback sex video achieved wider distribution. Key party A key party is a form of swinger party, in which male partners place their car and house keys into a common bowl or bag on arriving. The fantasy is typically based around one or more larger beings dominating a smaller being. Cartoon pornography is the portrayal of illustrated or animated fictional characters in erotic or sexual situations. Exhibitionism: Becoming noticeably desperate or wetting oneself with the express purpose of being seen by strangers. Andrews cross or spreader bars. Such documents have not been recognized as being legally binding, nor are they intended to be.