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Rigby must write a speech for his high school graduation that will be broadcast on national TV. Meanwhile, Mordecai sinks into a depression over how Rigby is now more successful than he is, and the park workers finally find out the true intentions of the dome experiment.
First Air Date : Sep 06, 2010
Last Air date : Jan 16, 2017
Episode : 257 Episode
Season : 8 Season
Runtime: 11:14 minutes
Studio: Cartoon Network
Country: United States of America