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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 solely concentrate on his research. Eventually Sheldon realizes that he is in "some sort of relationship" with Ramona, and seeks help from Penny and Leonard to get rid of her, without success. Things come to a conclusion when Sheldon reaches a breakthrough in his scientific research and Sheldon is extremely grateful and asks if he can do something for her. Ramona ...


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