Eric is approached by a young pregnant girl, Leanne (guest-star Amanda Fuller), for help in finding a family to adopt her baby. However, when Leanne goes into labor, she has a change of heart and suddenly Eric and Annie are stuck with the task of trying to convince Leanne's mother to support her and help find the baby's father. Meanwhile, Simon runs into the brother of the young boy he accidentally killed in the car accident, only to find that the brother has forgiven Simon and would like to help him find closure.

Also, 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; and Lucy teaches her first sex education class and finds she may be better at it than she expected.

Lucy, upset that the family hasn't given her any gifts for the baby, convinces Matt to take her shopping even though she is supposed to be staying off her feet. While shopping, the two get stuck in an elevator and Lucy goes into labor, putting Matt's medical skills to the test. Meanwhile, Eric and Annie are busy getting the house ready for Lucy's surprise baby shower and become concerned when Matt doesn't have her back as planned. Kevin shows Ruthie that he bought a house for Lucy, and Ruthie mentions to Kevin that it will upset Lucy as he didnt consult her first.

In the end, Lucy has a healthy baby girl in which she names Savanah, after the location of Kevin and Lucy's honeymoon.

The streets of Glenoak are alive with the sound of music as the Camden family breaks into song for a very special Valentine's Day musical episode. Classic songs (""Love Is Sweeping the Country,"" ""You Were Meant For Me,"" ""Nice Work If You Can Get It,"" among others) are performed by the Camdens.

Simon is enjoying having his new girlfriend, Anna, who he just met the day before over at his apartment for Valentine's Day. They both agree to go to Glen Oak, but he decides to keep her away from his family for the time being. Annie displays her unhappiness to Simon in song (along with the rest of passerbys) over his constant dating habits at the promenade as the chorus is going on. Anna overhears this and begins to question Simon and his dating habits as well. 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.

Also, Lucy and Kevin dance to ""You Were Meant

It's Thanksgiving time. The rumored news about Martin being an expectant father has finally been let out of the bag. At school, everyone thinks that Ruthie is the one who is pregnant with Martin's baby, as she was previously out of school for awhile with

As Sandy prepares to give birth, almost everyone rallies around her at the hospital. Everybody hopes that Martin--who has an important baseball tryout with a talent scout--will take what might be his very last chance to accept responsibility for his actions. Meanwhile, Kevin and Lucy are at odds over the idea of having more children, while Simon and Rose's relationship appears to be on its last straw--much to the Camden family's delight.

Annie and Ruthie spend the day together to unwind, while Lucy's world becomes complicated by both professional and personal news, and Eric unintentionally shakes up things between Rose and Simon.

As Rose gets ready to make a huge announcement, Simon breaks down as he realizes that he may have trapped himself in a marriage that he does not want. Meanwhile, Eric and Annie reminisce about their children and their younger days as they prepare for the rehearsal dinner and meet Rose's unconventional parents.

Simon and Rose prepare for their wedding day, despite speculation that it is not the right decision. Annie and Eric go through countless scenarios in their minds as they reflect on how the wedding will actually turn out.Meanwhile, Rose's former boyfriend shows up unexpectedly. Ruthie considers studying in Scotland over the summer. Kevin, Lucy, Matt, and Sarah all have life-changing news, if only they can find the perfect time to share it with the family...and the surprises don't stop there!

Mary has recently given birth to twin daughters, so Annie heads off to Buffalo to help her out. Eric is left to take care of things at home. A difficult issue with the boys' teacher prompts him to pull them out of school without consulting Annie, and an excruciating physical pain in his neck isn't helping matters. Kevin's brother arrives for a visit, but there's only one way they can convince a emotionally unstable Lucy to let him stay with them for a little while.

When the paramedics are called to the house, Annie realizes that Eric has been hiding his health issues from her, even though he insists he's fine. Meanwhile, Lucy contemplates having more children after visiting with Sandy, who has problems of her own when she must choose between the two guys in her life.

Ruthie insists that T-Bone get his driver's license so they can go away for privacy; unfortunately, T-Bone makes the mistake of asking Kevin to help him get ready for the test. Lou informs a stunned Eric that the church deacons feel he and Lucy are no longer appealing to the younger church members, so it is suggested that Sandy deliver the next sermon. Mac gets a job at the movie theater so he can afford an apartment with Jane and Margaret.

When small things happen, some Camdens see them as signs. Lucy and Eric both cross paths with a black bird. They both come to the conclusion that this is a sign, and a bad one at that. Meanwhile, Ruthie gets a sign on her own. When she loses a diamond in the ring that T-Bone gave her as a promise to get engaged someday, she thinks that this is her sign that maybe being with T-Bone is not the best choice.