Mr. Earth
S1, E19: Marvin's uncle Steve visits the family during Earth Week, and is worried that Marvin loves Earth life more than he loves Klooton, so he threatens to take him back to his `real home'.
Starring Lucas Cruikshank, Pat Finn, Mim Drew
S1, E19: Marvin's uncle Steve visits the family during Earth Week, and is worried that Marvin loves Earth life more than he loves Klooton, so he threatens to take him back to his `real home'.