Rick joins the environmental action committee to impress Caitlin. Meanwhile, Yick would rather make up a family history for a project than tell the class he is a Laotian refugee.

Spike, who is only 14, suspects she is pregnant; Arthur gives Yick romantic counseling.

Wheels is surprised by a visit from his birth father and has to deal with his feelings about being adopted. Meanwhile, 14-year-old Spike, who is pregnant, asks Wheels how it feels to be adopted.