"Episode 6646", also known as "The Eclipse", is the 6646th episode of the Australian soap opera Neighbours. It premiered on Eleven on 20 May 2013. The episode was written by Jason Herbison and directed by Laurence Wilson. Episode 6646 revolves around an annular eclipse, which changes the lives of several Ramsay Street residents. It was first teased by executive producer Richard Jasek in January 2013. The episode saw several storylines play out with Kyle Canning sustaining serious damage to his eyesight, a child kidnapping, the introduction of a new family and the return of two former characters; Mark Brennan and Brad Willis.