Although Sharon needs to study for her History test, she takes on a homeless dog Maria names Lorenza, as the dog looks like her aunt. As she's not allowed to keep the dog, she needs to find a new owner.
Sharon needs a date for the wedding and thinks Alden may want to get back with her. However, Alden gets closer with Marlo, who is also fancied by Brock. Then they are cast as a couple in a school play, which enrages Marlo.
Helen is going to Hawaii, on vacation with David. Although she hires a babysitter, the sitter bails on the first day. Adam, Sharon and Josh decide not to tell Helen and live on their own for a week. This includes a party on Saturday night.
Dion makes Sharon an offer she can't refuse: to become the anonymous writer of the advice column of the school's newspaper. She soon end up influencing her friends' decisions but hates not getting any credit for it.
Adam needs to decide which major he is going to choose but he doesn't know what he likes to do except for wrestling. Sharon wishes to become a vet but she is not very good at biology. To get back, she messes with Adam's choice.
On spring break, Helen's old friend, Marsha, comes around. Sharon needs to hang out with Marsha's daughter, Genesis, who's a fan of Mangled Metal. Pretty soon Genesis becomes popular among Sharon's friends.
Josh really wants a shinny purple suit for his performance. Sharon gets into perfumes until she learns the perfume company does animal testing. She tries to get in touch with them but she's being avoided. So she starts protesting.
Sharon must prove she's not girly. She therefore founds a band, X-Sisters, with Alyson and Maria and enters a girl band competition. Motivated by finance issues, Mangled Metal enters the contest too, wearing girl clothes.
Maria gets Sophie make Brock drink 17 banana smoothies in a row. Connor does things with Alyson. Alden is busy with Marlo. And Sharon - just wants to have fun, even if this means losing her best friend.
Marcelo comes to Elkford for two weeks to see Sharon. Adam and Tony have a new business in school, delivering anonymous messages to people. As Marcelo's "Italian manners" are different, Sharon is bothered.
Sharon doesn't get the main role in Brock's school play, Dr. Jekyll. Nina, who looks more evil gets it instead. To get back, Sharon takes advantage of Nina's superstitious character. Josh starts flirting with Alyson.