In "Any Given Sundance", Principal Skinner mentions his constant attempts to sell a screenplay got him banned from the Universal Studios Tour. Lisa asks if it's the one in Orlando or Hollywood, and Skinner exclaims "There's one in Hollywood?"
In "The Man Who Came to Be Dinner", one of the ways the Simpsons get to Diz-Nee-Land is via a StarWay-esque escalator system.
In "Halloween of Horror", Bart and Lisa go to Krustyland's "Halloween Horror Night", a parody of Universal's Halloween Horror Nights.