Lassie is the (one of the several) Rough Collie(s) to play the role of the beloved canine American Television character, whose head was preserved in a jar at "Forbidden Planet Hollywood", and subsequently pilfered by Bender Bending Rodríguez in "Proposition Infinity".
In the episode "Jurrasic Bark" , Fry refers to Lassie being displayed in the Louvre, and Amy makes it known that Lassie really is on display in the Lourve.