Season 10: Episode 229: The One Where Joey Speaks French
Joey is auditioning for a play and need to speak French, so he enlists Phoebe to teach him. She tries, but he just can't get it. Rachel's father has a heart attack; accompanied by Ross, she goes home to Long Island to visit him. In her vulnerable state, she asks Ross to spend the night and makes her desires very clear. He doesn't want to take advantage of her, so he leaves. Rachel is angry. Erica (the mother of Monica and Chandler's future child) comes to New York for a visit. They ask about the child's father, and find out she's not sure whether the father is the all american football player, or the convicted murderer who killed his father with a shovel. Joey thinks he can drink a gallon of milk in ten seconds.