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After Buzz is restrained to a Time-Out Chair by Lotso's henchmen, Ken whistles for Bookworm to give Lotso the Buzz Lightyear instruction manual so that Lotso and his henchmen can reset Buzz Buzz demands Ken to let him see Lotso, but Ken refuses, telling Buzz that he has no right to see Lotso. Ken then orders his cohorts to capture him and take him to the library.
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Following them into the Vending Machine, Buzz spies on Ken and the other Sunnyside toys at the top of the machine, but is thrown onto the gambling table by Big Baby. Later that evening, when Buzz exits the Caterpillar Room to go ask Lotso to transfer them to the Butterfly Room where the older kids are located, he spots Ken spending some more time with Barbie, declaring love for each other, before he is taken away by Chunk and Twitch so they can go gambling in their hideout. Ken then shows his Dream House to the toys and expresses his desire to share it with someone else, making Barbie more lovestruck. Little do Barbie and Andy's toys know that Ken is a member of Lotso's gang. Shortly afterwards, Ken catches sight of Molly's old Barbie doll and falls in love with her. Ken is first introduced when his boss, Lotso, tells him that Andy's toys have arrived. Aww, heck, you don't know me from G.I Joe, but when I look at you, it seems like we were." Barbie & Ken: " Made for each other?" ―Ken invites Barbie to live in his house Ken: " Barbie, come with me and live in my dream house.
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