Episode Title:
The Ex.
Episode Description:
When Gumball learns that his nemesis, Rob the Cyclops (formerly known as Dr. Wrecker), has found a new nemesis was Banana Joe, Gumball must break Rob and Banana Joe's enemy-ship by making him come back to be his nemesis again, much to the frustration of Penny, who has grown sick of Gumball telling her stories about his encounters with Rob.
