The report found that, among teen girls and young Young teens oral sex, about 26 percent had oral sex Young teens oral sex they ever had vaginal intercourse, while 27 percent had vaginal intercourse before they ever had oral sex. It could soon disappear because of global warming. Share Facebook Twitter Email. Ninth graders surveyed in two California public schools had more experience with oral than with vaginal intercourse, and their intended behavior in the next six months favored oral sex. They don't consider a lot of things sex. They don't give their names, but viewers can see their faces plainly and what these teens are saying is shocking parents.