Mr. Junkett ( Sherman Hemsley ) was so displeased when he inspected the Magic School Bus that he decides to take it to the junkyard to crush it .
Mr. Junkett ( Sherman Hemsley ) is a vehicle maintenance inspector .
Mr. Junkett ( Sherman Hemsley ) , a vehicle maintenance inspector , was so displeased when he inspected the Magic School Bus that he decides to take it to the junkyard to crush it .