178. Dropping trou
Ruthie and the twins find themselves in a heap of trouble on their first day of high school and kindergarten.
179. The Best Laid Plans (a.k.a. This is Going to Kill Mom)
Matt chips away at Ruthie's unwillingness to apologize to Martin.
180. The Song of Lucy
Ruthie falls for a guy she meets in detention, Harry (guest-star Aaron Carter), a foster kid currently living in a county facility, despite Martin's reservations.
181. Bad Boys, Bad Boys, Whatcha Gonna Do
Harry (guest-star Aaron Carter) is confronted by Kevin and Martin for wanting to break up with Ruthie, and all three are surprised to learn that Ruthie wants the exact same thing.
182. Vote
As election day approcahes, Ruthie is on a mission to develop her own opinions about politics after seeing how much Martin knows about world politics.
183. Fathers
Ruthie has hidden intentions for wanting to hang out with Martin and his best friend Mac (guest-star Kyle Searles), which only leads to disappointment since Mac thinks of her more as a little sister.
184. Regret to inform
At school, Ruthie overhears Mac spread some gossip about Martin and Venus. Not sure what to make of it, she just turns around and walks away. She talks
to Martin about it later.
185. Why not me?
186. Thanksgiving
Mary (Jessica Biel does not appear in this episode) and Carlos (guest-star Carlos Ponce) decide to spend the holiday in Puerto Rico with Carlos' family and invite Ruthie to join them.
187. Gratitude
A lonely Ruthie is having a miserable time in Puerto Rico with Mary, Carlos and baby Charles and calls home for comfort.
188. Wayne's world
Ruthie's discovery of a disheartening e-mail on Martin's computer may explain his uncharacteristically bad behavior at home and school.
189. Paper or Plastic?
Kevin shows Ruthie that he bought a house for Lucy, and Ruthie mentions to Kevin that it will upset Lucy as he didn't consult her first.
190. The Fine Art of Parenting
When Ruthie finds out about Martin's overnight guest she sees it as the perfect opportunity to blackmail him into getting her a date with her crush, Vincent (guest-star Thomas Dekker).
Of course, Eric finds out and tells Ruthie she's not allowed to date for a while. Ruthie is perfectly okay with that, because Vincent has kissed her already!
191. First date
Ruthie is on cloud nine when an emotional Eric and Annie reluctantly agree to let her go on her first official date. However, Ruthie isn't surprised to find the family handling her big news with their usual crazy Camden ways: Annie and Lucy decide it's their job to help Ruthie prepare for her date with Vincent (guest star Thomas Dekker); Kevin takes it upon himself to give Ruthie "the talk"; Sam and David change into their Sunday best so they can go on the date as well; an overprotective Martin and Mac (guest star Kyle Searles) decide to spy on Ruthie and Vincent's date; and Matt volunteers to play chaperone, but finds himself in a web of lies to protect Ruthie's feelings.
192. Red socks
Vincent confronts an unhappy Ruthie on the high school bleachers as she's not in the Valentine's Day mood and is upset over watching Martin practice with his team and Zoe blowing kisses at him.
193. Brotherly love
Ruthie gets into a discussion with Eric about her phone use. She's been on the phone with her boyfriend Vincent for four hours straight. Annie gets
involved in the discussion, but Ruthie reassures her that she and Vincent have no plans to have sex, even though both know for a fact most of their classmates already are. Lucy joins in on the conversation. Ruthie asks her sister if she knew that marriage, finishing seminary and having a baby would have come so close together, would she and Kevin have done things differently. As Annie leaves, Ruthie brings up the issue of the house. When Lucy says the house might be sold back, Ruthie expresses some dismay; to which Lucy wonders if her siblings have been trying to chase her and Kevin out of the parsonage. Ruthie quickly denies that but does suggest that her sister and brother-in-law need a place of their own. The conversation turns to the fact the sisters used to share the attic together, and they wish Mary was there to chat with them -- like old times, when it was all three of them. Ruthie mentions she talked to Mary and that she admitted to her that she and Carlos had gotten married so they could have sex. She then asks if she's talked to Mary lately.
The next morning, Kevin and Lucy tell Ruthie they've sold the house and she tells them they need to find a new place. Kevin and Lucy ask Ruthie to find out
what's going on with Simon and she asks Sam and David. After talking to them, Ruthie tells Kevin and Lucy what she heard: Simon's girlfriend is pregnant.
They all find out that's no true and Simon and Ruthie make a deal: if Simon keeps the promise they made earlier in the kitchen, Ruthie promises she'll never have premarital sex.
194. Tangled web we weaved
Martin and Mac (guest-star Kyle Searles) catch Ruthie's boyfriend, Vincent (guest-star Thomas Dekker), on a date with another girl. Matt, Lucy, Kevin and Ruthie have second thoughts about telling Eric and Annie that Mary (Jessica Biel, who does not appear in the episode) is pregnant again, but also to hide the fact that she has deserted her husband Carlos and her baby son Charles.
195. Honor thy mother
Ruthie puts up a fight with Lucy while shopping as she wants to spend the day with Vincent without Annie knowing about it. Ruthie wants to go to a family dinner with Vincent. Although, it inevitably blows up in her face and leads to an interesting conversation with Annie and Lucy in the driveway. Reason: Vincent wants to break up with her.
196. Hungry
After being taunted for wearing second-hand clothes at "Second Hand Rose" by Vincent's (guest-star Thomas Dekker) new girlfriend, Margot (guest-star Ashley Benson), a distraught Ruthie runs into the bathroom and finds Martin's girlfriend, Zoe (guest-star Katie Cassidy), recovering from a fainting spell as two girls try to help her. Zoe confides that her family doesn't have enough money for food and makes Ruthie promise not to tell anyone. However, when Martin breaks up with Zoe because he doesn't like her conceited attitude, Zoe thinks Ruthie has betrayed her confidence.
197. Leaps of faith
Ruthie's ex-boyfriend, Peter (guest-star Scotty Leavenworth), pays her a surprise visit, which creates problems with her current boyfriend, Vincent (guest-star Thomas Dekker).
198. Mi Familia (1)
Ruthie's boyfriend, Vincent (guest-star Thomas Dekker), asks Martin to get Ruthie to break up with him.
199. Mi Familia (2)
Martin becomes the third wheel again in Ruthie and Vincent's relationship as Ruthie thinks Martin is jealous of their relationship despite the fact that Vincent wants Martin to convince Ruthie to dump him. When Ruthie finds out about
Vincent wanting to break up with her again, she's very upset, but she handles it well when she hears Vincent wants his freedom back for his summer vacation.