Avatar couch gag

Avatar couch gag is a couch gag used in the episode Ned 'N Edna's Blend.

Plot
In a version of the movie "Avatar", the family lays down in virtual tanks and sees themselves in Na'vi. They frolic, then try to tame flying winged couches in a canyon. Homer fails, but Bart tames one and flies the family to an area with a TV nearby, then plugs Homer's ponytail into a nearby socket. The rest of the family put's on 3D glasses.