Teenagers love to have deepthroat. They fantasize about having sex with a guy they like and that is why there are so many opportunities for girls with stepmoms to get them down. When your girlfriend is thinking about having a threesome with her stepson or your boyfriend, you need to tell her how she can use your penis to please him. There are ways to give her the oral she wants and blowjob she wants, but first you need to learn how to give her a deepthroat.