Lunar Jim Episode 12 Rover's Big Dig / The Big Sneeze Mystery Episode Title: Rover's Big Dig / The Big Sneeze Mystery Episode Description: Rover's Big Dig:When Rover has dug up a Lunarsaurus bone, T.E.D becomes afraid that a Lunarsaurus will look for the bone, despite everyone assuring him that Lunarsauruses are extinct. The bone, which is seemingly useless, proves to be useful when a leg of the Control Tower is broken, and the bone is the perfect replacement leg. The Big Sneeze Mystery:When Ripple sneezes uncontrollably whenever Rover is around her, it's suspected that Ripple has developed an allergy to Rover, but it turns out that Ripple is just allergic to Rover's new robot polish.