The object or situation of interest is called the fetish; the person who has a fetish for that object/situation is a fetishist. Oral sex pornography frequently features a person performing fellatio, and less frequently cunnilingus. A sex party is a gathering at which sexual activity takes place. Female dominance refers to BDSM relationships and BDSM scenes in which the dominant partner is female. Such explicit sexual interaction is seen only rarely in public play spaces, and it is sometimes specifically banned by the rules of a party or playspace. Since development and pronunciation of the buttocks begins at menarche and declines with age, full buttocks are also a symbol of youth. It spawned numerous sequels, several of which won adult film awards. 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. A celebrity may allow such a recording to surface willingly, as part of a publicity stunt. BDSM communities generally welcome anyone with a non-normative streak who identifies with the community; this may include cross-dressers, extreme body mod enthusiasts, animal players, latex or rubber aficionados, and others. Bisexual pornography is a genre of pornography which most typically depicts one woman and two men who all perform sex acts on each other. It like associating every Christian with the zealots who cause religious wars. Mutual masturbation can be practiced by males or females in pairs or groups with or without actually touching another person as indicated by the following examples of contact versus non-contact scenarios: Non-contact mutual mom sex masturbation Two people masturbating in the presence of each other but not touching. It is typically animated pornography, as the legal age to be featured in a pornographic film in Japan is 18. 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.