Rigby's Graduation Day Special (2) Regular Show : Season 7 Episode 38
TV-PG Cartoon Network 23m int(0)
Aired: June 30th, 2016 @ 7:30 PM EST on Cartoon Network
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.