Guest Stars Bresha Webb voices Nibbles Maria Bamford voices Big Cookie Julia Louis-Dreyfus voices Boaracle Nicole Sullivan voices Maria Tom Kenny voices Max Classic Tom Kenny voices Tabitha's Father Tom Kenny voices Roadkill Squirrel Ken Marino voices Parkour Squirrel Phil LaMarr voices Butterscotch Phil LaMarr voices Ghost Phil LaMarr voices Peppercorn Bresha Webb voices Chico's Mom Jason J. Lewis voices Chancellor