The Optical Illusion Wallpaper is a wallpaper that is sold at the Bizarre Bazaar in Moshi Monsters.
There are three Optical Illusion Wallpapers, all with the same name, the others being: Optical Illusion Wallpaper (2) and Optical Illusion Wallpaper (3).
Description[]
Ooh, look at these squares, they go on forever and ever. Can you follow them?
Current Description[]
Wait... are these lines straight? I think my eyes have gone all bendy.