Prepare for Departure (S04E19)

S04E01 King of the Hill (1) S04E02 King of the Hill (2) S04E03 Defrosted S04E04 Blurred S04E05 Sphere of Influence S04E06 Bee Cool S04E07 The Great Divide S04E08 Get A Clue S04E09 Out of the Shadows S04E10 Disordered Personalities S04E11 Guilty As Charged S04E12 The Golden Knight S04E13 The Fastest Bot Alive S04E14 Railroad Rage S04E15 Combine and Conquer S04E16 Moon Breaker S04E17 Exiles S04E18 Breathing Room S04E19 Prepare for Departure S04E20 Prisoner Principles S04E21 Collateral Damage S04E22 Something He Ate S04E23 Sick As a Bot S04E24 Five Fugitives S04E25 Enemy of My Enemy S04E26 Freedom Fighters