Escape From Cluster Prime part 1 - S2.E16

Scorned by Tremorton after ruining the town's 300th anniversary celebrations during a fight with Vexus, Jenny gets fed up with being unappreciated by humans and soon finds herself in Cluster Prime, the capital of Vexus' empire. She finally gets a chance to live with other robots like her, but soon discovers there's more to Cluster Prime than meets the eye.

Note: This is a quadruple-length special.