Rainbow party A rainbow party is an urban legend spread from the early 2000s. A bisexual threesome may involve a man having sex with a man and a woman, the woman having sex with a man and a woman, or all three having sex with each other. Behind the Green Door was one of the first pornographic films to feature sex between a white actress with a black actor . Specific sex acts Anal Anal pornography features anal penetration with a penis, dildo, other objects, or some combination of them. It is geared towards heterosexual men, who most typically define a threesome as such. Irrespective of the legal or social view of pornography, it has been used in a number of contexts. These are often fake. Both sexes sometimes apply horny milfs lubricating substances to intensify sensation. In contrast, a celebrity may take the route of openly releasing the tape and benefit directly from royalties as well as indirectly from the publicity. Yuri : Featuring two grown adult women in a homosexual/lesbian relationship. Throughout history, women have not had the same freedom or independence to pursue homosexual relationships as men, but neither have they met the same harsh punishment as homosexual men in some societies. In Japanese, the term describes any type of perverse or bizarre sexual desire or act; it does not represent a genre of work. Oral sex pornography frequently features a person performing fellatio, and less frequently cunnilingus. HIV is among the infections that require such direct contact and is therefore very unlikely to be transmitted via mammary intercourse. Lolita videos gays pornography features women who are 18 years old or slightly older, who pretend to be underage teen girls. The current public acceptance of celebrities hentai sex with sex tapes is speculated by Joe Levy, executive editor of Rolling Stone, to be due to the easy availability of pornography, as well as couples more commonly making their own tapes due to the prevalence of video cameras. Medical pornography involves sexualized medical, often fake, including gynecological pelvic examinations, rectal examinations, and pelvic or gynecological ultrasounds.