When a bully picks on Chris, he goes to Peter for help, who ends up beating the kid senseless. Meanwhile, when Stewie goes out without sunscreen and accidentally gets a tan, he becomes obsessed with tanning.
Lois discovers that the school has been teaching Chris incorrect things about sex, so she volunteers to teach the sex-ed class. Meanwhile, Stewie becomes terrified of the tooth fairy and sets traps to catch her.
After blowing off his fingers with some fireworks, Peter can't get all his work done. Lois comes to the brewery to help him out. Meanwhile, Stewie discovers that Brian is dating Jillian, an attractive, but dumb woman.
(Brian and Stewie sitting at table)Brian: So what happened?Stewie: Well, you wanna know what I learned this week? Being a grown-up sucks. Women, Brian...what a royal pain in the ass. It's like, it's like, why can't you just hang out with guys, you know? Just live with someone of your own sex. Just do what you would do with women, but with your buddy, you know? Why don't guys just do that?Brian: They do, it's called being gay.Stewie: Oh, that's what gay is? Oh yeah, I could totally get into that.