Quasi at the Quackadero is a 1975 animated short by Sally Cruikshank. This cartoon follows two ducks and a pet robot at an amusement park in the future where time travel is exploited.
In 1994, it was voted #46 of the 50 Greatest Cartoons of all time by members of the animation industry.
In 2009, Quasi at the Quackadero was selected for preservation in the United States National Film Registry by the Library of Congress as being “culturally, historically, or aesthetically significant”. —Wikipedia