When does Rocko's Modern Life return?

The series centers on the life of an anthropomorphic Australian immigrant wallaby named Rocko and his friends: the eccentric steer Heffer Wolfe, the neurotic turtle Filburt, and Rocko's faithful dog Spunky. The show premiered on September 18, 1993, and ended on November 24, 1996, totaling four seasons and 52 episodes. It launched the careers of voice actors Carlos Alazraqui, Tom Kenny and Mr. Lawrence.
Rocko's Modern Life follows the life of an easily frightened immigrant wallaby named Rocko who encounters various dilemmas and situations regarding otherwise mundane aspects of life. The show is set in a fictional town called O-Town located near the Great Lakes. Places in the town include: Chokey Chicken, a parody of KFC and a favorite place/hang-out for Rocko, Heffer Wolfe and Filburt.