Using the term shemale for a transsexual woman often implies that she is working in the sex trade. The first pegging scene appears to have been in the non-pornographic gay fuck 1970 film Myra Breckinridge, based on the novel of the same name by Gore Vidal, although it was not explicit. See Gay-for-pay. Common phrases used to refer to these individuals are chicks with dicks, trannies, or shemales, although these are generally considered pejorative slurs among transwomen. Unlike erotic films, pornographic films contain explicit sexuality and do not claim any artistic merit. One-sided male nudity can also arise when a male disrobes as part of a male striptease. Arguably the most famous example of the genre is the Taboo series. In pornography, depictions of lesbian sex form a popular subgenre, directed toward a male heterosexual and female homosexual audience. The first film was released in 1980 starring Kay Parker. One or more of the participants may engage in autoerotic sexual activity, such as masturbation, possibly without physical contact with the other participants. Fisting pornography features the insertion of an entire hand into a performer vagina or anus. Emetophilia pornography gay hentai involving vomiting and gagging. Pornography is generally classified as either softcore or hardcore pornography. Making a pearl necklace is one of the activities that sex workers use as safe sex alternatives for people who refuse to wear condoms. In gay pornographic movies, actors who identify themselves as heterosexual, but who nevertheless perform explicit sexual acts with other males on film do not face the same stigmas as the mainstream acting counterparts and indeed can rise quickly to being featured actors. Technically this is a form of exhibitionism rather than group sex per se. For other diaper fetishists, simply wearing a diaper, the bulking feeling and crinkling sounds associated with it, is enough to cause the fetishist a form of erotic pleasure or sexual arousal. Human urinal: An act common in the bondage sex community where a male or female slave will serve as a urinal for a dominant partner.