Two of a Kind (TV series)

Mary-Kate and Ashley are fed up with having a babysitter, especially if it's their elderly neighbor, Mrs. Baker. But when they meet Carrie, one of Kevin's students, they are determined to convince him to hire her. So they devise a plan to get their neighbors, Mr. Fillmore and Mrs. Baker, interested in each other. That way, Mrs. Baker will no longer be able to babysit. But Kevin has his doubts about hiring Carrie.

Kevin hires a tutor for Mary-Kate. Ashley convinces Mary-Kate to switch places, so that she can flirt with Taylor, the tutor. But their scheme doesn't go as planned. Also, Carrie convinces Kevin to ask out a woman at a coffee shop.

Ashley becomes jealous when, during a slumber party, Mary-Kate reveals that she has kissed a boy. Also, after Paul finds out that Carrie spent the night at Kevin's house, he assumes their relationship is more than it actually is -- which leads to rumors about them being a couple.

Ashley gets assigned Pokey Valentine, her crush, as her partner for a history project. After learning that he is spending time with Mary-Kate, Ashley is furious.

Mary-Kate and Ashley become worried about losing Carrie when their father, Kevin, starts dating a woman named Marci. So, to prevent that from happening, they come up with a plan to break them up.

Mary-Kate and Ashley switch costumes with Max and Brian, so that they can attend Carrie's Halloween party, from which they were banned by Kevin.

Mary-Kate wants to get a pet, but she's had bad experiences with animals in the past, which makes Kevin a bit worried. So Carrie and Mary-Kate buy a homing pigeon, thinking this pet will actually stay alive. Meanwhile, Ashley is heartbroken when she finds out her crush, Taylor, has a girlfriend.

Ashley makes a new friend, Nicole, which leaves Mary-Kate feeling left out in the cold. Meanwhile, Eddie and Kevin argue, while Carrie tries to be a mediator.

Ashley is excited when a model search for a teen magazine takes place at their school, but Mary-Kate is chosen over Ashley.

After Kevin buys them a new telescope, Mary-Kate and Ashley snoop into other people's business. They think that they witness their neighbor, kindly old Mrs. Baker, murdering her elderly boyfriend, Mr. Fillmore. The situation gets even scarier for the twins when Kevin asks Mrs. Baker to take care of them, so he can attend a jazz concert with Carrie. Meanwhile, Carrie hears Kevin play the saxophone, and encourages him to perform for audiences just like he once did.

Carrie accepts Kevin's invitation to spend Christmas with him and the girls. Carrie brings a homeless man, Walter, as her guest to Christmas dinner. Sometime during dinner, everyone is shocked to find out that Walter stole all their gifts. But they appreciate it when they learn the truth about why he did it.

Mary-Kate and Ashley prepare for their first school dance. Mary-Kate wants to dance with Jeremy, but he tells her that he only knows how to swing dance. Carrie teaches Mary-Kate how to swing dance. At the dance, however, Mary-Kate learns that Jeremy doesn't know how to swing dance at all -- he lied to her because he doesn't know how to dance.

Mary-Kate and Ashley begin arguing more frequently, which causes them to move into separate rooms. They soon learn that they miss each other, and move back into the same room. Also, Kevin's doctor and Carrie begin dating. Soon, she thinks that Dr. Martinson wears a bra, which leads to embarrassing moments for both Kevin and Carrie.

Carrie's old boyfriend, Alex Reardon, is back in town, and Carrie feels that she must make herself look as successful as he is. Carrie convinces Kevin to pretend to be Carrie's fiance to make Alex jealous. On the same night when Carrie and Kevin are out, the twins have a party that doesn't go quite as planned.

Mary-Kate is forced to teach Ashley all about sports when she develops a crush on Eric, an avid sports fan. Meanwhile, Kevin must apologize to Carrie when he causes waves in their friendship.

After being evicted from her old apartment, due to Kevin not mailing in her rent check, Carrie discovers his basement, and offers to help re-model it into her own apartment. But when the cost is too high, a dispute occurs between Carrie and Kevin, causing both of them to spend some time alone, and re-think about what to do. Meanwhile, Mary-Kate likes a boy who is in her karate class, but debates whether or not she should let him win when they face each other in a match.

After failing to raise all the money that was promised for her school fundraiser, Mary-Kate convinces Ashley to gamble the money that she did earn on a basketball game, in order to double her money, but it doesn't go exactly according to plan. Meanwhile, Carrie begins to feel jealous when Kevin ends up having a good time dating her best friend, Nancy. Now, Carrie has to figure out her true feelings for Kevin before it's too late.

Kevin is not pleased when his brother, Matt, comes to visit. Kevin knows his brother is immature and unreliable, which becomes increasingly clear after an incident at a hockey game.

Mary-Kate and Ashley have been paired up with male partners for a school assignment, in order to learn about marriage. Meanwhile, Carrie starts dating Matt, despite Kevin's advice to the contrary.

Kevin realizes that he is bored with his inhibited girlfriend, Nancy, and agonizes over how to end the relationship. However, when he tries, Nancy misinterprets him, and becomes even more serious about him. Meanwhile, knowing how much Mary-Kate loved horseback riding when her mother was alive, Carrie invites her to come along for a ride. Mary-Kate declines, puzzling Kevin. Also, Ashley gets into trouble when she secretly orders a handbag over the Internet using Kevin's credit card.

Carrie has plans to go to South America for the summer. The twins trick Kevin and Carrie into having dinner together at a restaurant. At the airport, Kevin is disappointed to see that Carrie is traveling to South America with a classmate. In the end, Carrie kisses Kevin, and then boards the plane.

To be accepted as a member of the cheerleading squad, Ashley must perform a mean prank on Mary-Kate's new friend, Gabrielle. Ashley soon learns that nothing is worth doing something so mean to another person. Meanwhile, Carrie convinces Kevin to take a day off from work, and the two go to a ballgame together. But what will Kevin's boss say when he finds out?