Tex Todd is contected by Professor Latremouille to test a gas gun he has invented.; Simon Snurge helps a man who had been knocked unconscious in the street, upon getting him home he discovers he's the Penguin.; Jeff and the group figure out what to do about the giant.; Lt. Davis leads a bombing mission into Germany.; Duan overhears some outlaws planning to hold up the bank in Sinto.; The Professor tells Toby a crewman fell overboard.; Two farmers chatting.; Butch is in court accused of stealing a Persian rug.; Barnacle Bull gets a tough piece of steak.