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姐姐们的Slam Dunk
The cast members are introduced through an interview with 3 variety show masters from 1 Night 2 Days, and meets each other for the first time. Kim Sook is chosen as the first dreamer, and her dream is to be a tour bus driver. The members divide into two teams, one to get the license (Kim Sook, Jessi, Tiffany) and the other one to find a mentor for learning to drive (Ra Mi-ran, Hong Jin-kyung, Min Hyo-rin).
Both teams proceed with their assigned task, and Jo Se-ho comes to inform them about road safety.
The members go to MT as proposed by Kim Sook, and chooses the second dreamer. During the trip, the members are fulfilling their wishes as well as the rule. Min Hyo-rin is the first to get her wish, which is to do a makeover for the older sisters. Kim Sook gets her wish to eat alone, and Tiffany gets her wish to visit an amusement park.
The sisters arrive at the dorm and spends the night playing games getting to know each other. The following morning, Jessi gets her wish to try bungee jumping.
Min Hyo-rin is chosen as the second dreamer. Her dream is to debut as a girl group member and they get help from JYP as the producer.
The members visit KBS Music Bank and have battle with TWICE members through games. They also hear the completed song for their debut, "Shut Up". Afterwards they visits I.O.I and have talks regarding debuting as girl group from different agencies.
Kim Sook & Jessi are taking the exam for the bus driver's license. The sisters also work on the second dream and get their girl group name.
JYP teaches the girls the choreography for their debut song. They also get their personality checked through MBTI test, and celebrate Tiffany's solo (I Just Wanna Dance) at KBS Music Bank.
With Tiffany missing through a concert schedule with Girls' Generation, the rest of the girls work on the singing and choreography for their song. Ra Mi-ran and Kim Sook consult with Jo Kwon and Yenny. Min Hyo-rin and Hong Jin-kyung consult with Kim Tae-woo, while Jessi is working on the rap.
The first recording for the song, and more work on the choreography. The members also decides on the costumes and makeup style.
The recording continues for the chorus and rap part, but Hong Jin-kyung still struggling with her part which makes her stays longer at the studio while the other members perfect the choreography. After the recording, Min Hyo-rin invites the members to her house.
As debut date is getting near, the members work harder on the choreography. Later Bada & Shoo from S.E.S visit them to give tips on debuting as girl group.
The shooting of "Shut Up" music video with guest starring Kim Joon-ho as Min Hyo-rin's boyfriend and Yoo Hee-yeol as Min Hyo-rin's previous boyfriend.
The shooting continues with several cameos appearance.
The sisters go for a trip to relax and open up to each other.
The Unnies finally debut live at Music Bank (while still maintaining their #1 rank at online music charts). The second dream comes to an end and the members present a gift to Park Jin-young as they bid farewell.
Jessi is chosen as the third dreamer, choosing to learn boxing. But after starting this dream, she discovers that the other members' prepared a surprise with the crew: her real dream is to spend time with her parents who live abroad, and complete three tasks chosen by her father.
The three tasks from Jessi's father are revealed: one related to the past by playing basketball together; one to the present, seeing Jessi perform; and one to the future, organize a pretend wedding.
The sister's fufill the two first tasks, and start to organize the wedding.
Jessi's pretend wedding is a success. The fourth dreamer is chosen as Hong Jin-kyung, whose dream is to host her own television show.
