Question: "They Saved Lisa's Brain" is the twenty-second episode of "The Simpsons"' tenth season, when which recurring character from the animated television series "The Simpsons", and is voiced by Dan Castellaneta?
Related documents: [0]  [DOC] Mayor Joseph Fitzgerald O'Malley Fitzpatrick O'Donnell The Edge Quimby, nicknamed Diamond Joe, is a recurring character from the animated television series "The Simpsons". He is voiced by Dan Castellaneta, and first appeared in the episode "Bart Gets an F". A member of the Democratic Party, Quimby is the mayor of Springfield, and is a composite parody of U.S. Senator Ted Kennedy and certain other members of the Kennedy family who have entered politics. [END] 
[1]  [DOC] "They Saved Lisa's Brain" is the twenty-second episode of "The Simpsons"' tenth season. It first aired on the Fox network in the United States on May 9, 1999. In the episode, after writing a thoughtful letter to the "Springfield Shopper", Lisa is invited to join the Springfield chapter of Mensa. When Mayor Quimby later flees Springfield, the group takes control of the town, hoping to improve the lives of Springfieldians through the rule of the smartest. Meanwhile, Homer poses for a series of erotic photos. [END] 
Answer: 
Mayor Quimby
Mayor Quimby