Season 6, Episode 9
The very beginning of season 5, right after he marries Emily.
actually he has not told rachel yet, but at the end of the series he probably will.
Barry.
Karen.
The episode was in the second to the last season, when Rachel celebrated her birthday. The episode was in the second to the last season, when Rachel celebrated her birthday.
Season 6, Episode 9
Ross eats too much maple candy in the season 9 episode called: The One With Rachel's Dream.
the one where ross and rachel are on a break
Sandra Gould played an old woman in Friends during the Season 3, Episode 10 called The One Where Rachel Quits.
season 6, episode 21
The One With the Embryos
Season 3 Episode 10, The One Where Rachel Quits.
Season 5, Episode 22, The One With Joey's Big Break.
Jesse was dating Rachel (not shown in the episode) and then soon after he and his friends pelted eggs at her. :(
Season 9, Episode 19, The One With Rachel's Dream
Season 8, Episode 2 of Friends is called The One With the Red Sweater. Everyone but Ross knows that Rachel is pregnant and they are all trying to figure out who it is. They piece together that Rachel was with a guy the previous month with a guy who left his red sweater. At the end of the episode, Ross claims the sweater as his, telling everyone that he is indeed the father of her baby.