Simon decides to stand up for bullied student, Mick at school, only to have the boy tell him that he is going to shoot his tormentors. Meanwhile, Robbie decides to give Ruthie a playful new nickname ("Snooky"), but at the same time Ruthie comes up with a less-pleasant one for Lucy ("Lady Liberty") after breaking off her engagement to Jeremy in New York. Also, Eric gets a visit from an old female friend, Merle, with some family issues of her own. Lastly, Mary gets serious with pursuing the career as a firefighter, but things don't turn out the way she had planned.