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After a lecture by Leonard and Sheldon, a graduate student named Ramona Nowitzki (Riki Lindhome) becomes obsessed with Sheldon, and insinuates herself into his life as a platonic girlfriend/assistant. Sheldon likes having someone who brings him free food and performs personal services for him. Ramona proves to be a helpful influence on Sheldon's work, but he becomes tired of her as she prohibits his recreational activities, and forces him to sole...

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