The place where Bean goes to on Farnsworth Avenue resembles the Planet Express building of Futurama
Inside Skybert's submarine, there's a toy space ship that looks like the Planet Express ship from Futurama. It looks especially so when Bean tries to leave the submarine after seeing the Steamland in the window.
Bean passes a shop called Otto's Automoton's. There is a head in the window looks like that of Phillip J. Fry from Futurama.
One of the coordinate choices in Skybert's Electrofish destination selector is "Atoll K," the title of Laurel and Hardy's last feature film.
The elf waiter makes a "pop" sound in imitation of beloved character actor Fritz Feld, who often played such roles.