Friends season one episode twenty: "The One With the Evil _____".

In the twentieth episode of season one, titled "The One With the Evil Orthodontist," our favorite friends become aware that someone is spying on them from the building across the street. Also in the episode, Chandler stresses over a woman who he likes after she fails to call him after their first date.

Asked by Rachel Bortles · Last updated 5 years ago · 1.7K views · SOURCE