Friends Season 5 Episode 4 : The One Where Phoebe Hates PBS
Joey gets a job at a PBS telethon which prompts Phoebe to reveal that she hates PBS. He tells her that there is no such thing as a selfless good deed and she tries to find one to prove him wrong. Emily agrees to come to New York – if Ross promises to stop being friends with Rachel. When Rachel reveals that Monica said her new "secret boyfriend" (who is Chandler) was the "best sex she ever had", Chandler begins to gloat.